The maximum acceleration of the harmonic motion is approximately 50.27 cm/s².
To determine the maximum acceleration of a harmonic motion, we can use the equation for acceleration:
a_max = 4π²A / T²
Where:
a_max is the maximum acceleration
A is the amplitude of the motion
T is the period of the motion
In this case:
Amplitude (A) = 1.8 cm
Period (T) = 0.83 s
Substituting the values into the equation:
a_max = (4π² * 1.8) / (0.83)²
Calculating the value:
a_max ≈ 50.27 cm/s²
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3. What is the acceleration of a car at rest that stays at rest over 10 seconds?
a. 0.0 m/s2
b. 10 mph/s
C.-10 mph/s
d. 10 m/s2
e. Not enough data is given.
Answer:
a.
Explanation:
Use accleration formula,
\(a = \frac{v _{f} - v _{i}}{t} \)
The initial velocity and final velocity is at zero. and t=10
So we got
\( \frac{0}{10} = 0\)
so
\(a = 0\)
a is the answer
(PLEASE HELP THANK YOU) A car is going 8 meters per second on an access road into a highway and then accelerates at 1.8 meters per second squared for 7.2 m seconds. How fast is it then going?
Answer:
20.96 m/s
Explanation:
Apply the kinematic equation:
Vf=Vi+at
Vi=8m/s
a=1.8m/s^2
t=7.2s
Putting this all in should give you your answer of 12.96m/s
a driver is going at 120km h and sees a barrier 60.0 m ahead it takes 5secounds to apply the brakes and decelerates at 12m does the driver hot the barrier
Answer:
yes, if you're going at 120 km and you saw the wall that late then it wouldn't me possible to decrease 12 meters in 5 seconds and not hit the wall that's only 60 meters away
Explanation:
marcie wants to improve her balance. what is the most helpful exercise she should perform to reach this goal? question 2 options: do time shuttle runs for 30 seconds. jump front and back and side to side. stand on one foot, then switch sides. do high-knee drills through a ladder.
I suggest the most beneficial exercise she should do to achieve this aim and enhance her balance is to stand on one foot, then switch sides.
What do you mean by the term balance?The forces operating on a body are said to be balanced if the total of all the forces acting on it is zero. Let's examine a few instances of balanced forces to see how the body's condition of motion is unaffected.
Explain motion?
The phenomena wherein an item shifts in space and/or time. Motion is mathematically characterized in terms of displacement, distance, velocity, acceleration, and speed as well as the observer's frame of reference and the measurement of the change in the body's location with respect to that frame over time. Kinematics is the area of physics that studies how motion is affected by forces, whereas dynamics is the area that studies how motion is affected by forces.
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an object is placed at dist 25cm in front of concave mirror and image has magnification of -2 .find focal length
Answer:
Given,
Object distance, u=25cm
Focal length, f=20cm
From mirror formula
f
1
=
v
1
+
u
1
−20
1
=
v
1
−
25
1
⇒
v
1
=−
20
1
+
25
1
v=100cm
The image will be real, inverted magnified
Explanation:
Given,
Object distance, u=25cm
Focal length, f=20cm
From mirror formula
f
1
=
v
1
+
u
1
−20
1
=
v
1
−
25
1
⇒
v
1
=−
20
1
+
25
1
v=100cm
The image will be real, inverted magnified
the quadratic equation y equals short dash 16 t squared plus 40 t plus 2 represents the height of a projectile, y, in feet, at a particular time, t, in seconds. for what interval or intervals of time will the projectile be above 18 feet?
The missile will be above 26 feet for an interval of and 3 seconds. The formula for the relationship between the three known quantities and time is y=viyt+0.5ayt2.
The vertical motion alone determines the duration of projectile motion. The time a projectile spends in the air is 3.79 seconds if it has a starting vertical velocity of 21.2 m/s and lands 10.0 m below its starting altitude. Gravity causes a vertical acceleration with a value of 9.8 m/s/s downward, whereas a projectile's horizontal velocity is constant (a value that never changes). A projectile's vertical velocity fluctuates by 9.8 m/s per second, A projectile's horizontal motion is unrelated to its vertical motion.
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a man has amass of 70kg.calculate his weight on earth where gravitational strength is 10N/kg
a man has a mass of 70kg. then calculated weight on earth where Gravity strength is 10N/kg is 700N
Gravity, which derives from the Latin word gravitas, which means "weight"[1], is a basic interaction in physics that causes all objects with mass or energy to attract one another. The electromagnetic force, the weak interaction, and the strong interaction are all significantly stronger than gravity, which is by far the weakest of the four fundamental interactions. As a result, it has no appreciable impact on subatomic particle level phenomena. However, at the macroscopic level, gravity is the most important interaction between things and governs the motion of planets, stars, galaxies, and even light.
Weight W = mg = 70*10 = 700 N
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which of the following factors determines the strength of the frictional force between two surfaces
Answer:
Explanation:
The strength of the force of friction depends on two factors: how hard the surfaces push together and the types of surfaces involved. What factors affect the gravitational force between two objects? Two factors affect the gravitational attraction between objects: mass and distance.
Indicate the range of back pressure for which the flow will (a) be subsonic everywhere in the nozzle; (b) have a shock wave inside the nozzle; (c) have oblique shock waves outside the exit; and (d) have supersonic expansion fans outside the nozzle.
The stagnation pressure, and γ is the ratio of specific heats of the gas, The pressure on the shock wave is \(P0\times[2/(\gamma+1)]^(\gamma/(\gamma-1))\), The pressure at the exit is \(P0\times2/(\gamma+1)]^{(\gamma/(\gamma -1))\) and the nozzle for supersonic expansion fans to exist outside the nozzle.
What is pressure?Pressure is a force per unit area applied in a direction perpendicular to the surface of an object. It is typically measured in units of Pascals (Pa). Pressure is a fundamental concept in physics and is integral to many natural phenomena, such as fluid flow, mechanical strength, and thermodynamics. It can be used to measure the force exerted by a gas, liquid, or solid as it interacts with its environment.
(a) The back pressure should be greater than or equal to the critical pressure for subsonic flow everywhere in the nozzle. This is given by: \(Pc = 2 \times P0 \times [(\gamma+1)/(2\times\gamma)]^{(\gamma/(\gamma-1))\), where Pc is the critical pressure, P0 is the stagnation pressure, and γ is the ratio of specific heats of the gas.
(b) The back pressure should be between the critical pressure and the pressure on the shock wave in the nozzle. The pressure on the shock wave is given by: \(Ps = P0\times 2/(\gamma+1)]^{(\gamma/(\gamma-1))\).
(c) The back pressure should be between the pressure on the shock wave and the pressure at the exit of the nozzle. The pressure at the exit is given by: \(Pe = P0\times[(\gamma-1)/(\gamma+1)]^{(\gamma/(\gamma-1))\).
(d) The back pressure should be less than the pressure at the exit of the nozzle for supersonic expansion fans to exist outside the nozzle.
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use atoms and molecules in a sentence
Answer:
An atom is the smallest part of an element by itself, while molecules are built of multiple atoms.
When burning fuel for cooking, the pan and the food absorb energy and heat up. In this process, which form of energy is chemical energy converted into?
atomic energy
radiant energy
mechanical energy
thermal energy
Answer:
thermal energy
Explanation:
Answer:
D. Thermal Energy
Explanation:
Hope it helps! Have a great day!
Sandra~
Select the correct image.
Which geographical feature is most likely to have been created by uplifting and folding of Earth’s crust during a continental-continental convergence?
Answer:
The answer to this question would be the first photo: the mountains.
Explanation:
I took the test on edmentum and got the answer right.
First image is most likely to have been created by uplifting and folding of Earth’s crust during a continental-continental convergence. So, the correct option is (A).
What is Continental-continental Convergence?Continent-continent convergence is defined as the formation between two continental plates. When these plates converge, oceanic sediments get buried and ejected between the plates and these squeezed sediments will appear as fold mountains along the plate edges.
There are three types of convergent boundaries which are recognized as
1. Continent-Continent
2. Ocean-Continent
3. Ocean-Ocean
Continent-continent convergence formed by two continents colliding. These were at one time separated by oceanic crust which was progressively subducted by one of the continents.
Thus, first image is most likely to have been created by uplifting and folding of Earth’s crust during a continental-continental convergence. So, the correct option is (A).
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If the car moving with 2,000N of force and has a mass 16,000N ,how fast could it accelerate.
Answer:
On the other hand, acceleration is inversely proportional to the mass of the body being accelerated. That is, the greater the mass, the less acceleration.
Explanation:
he intrinsic carrier concentration in si is to be no greater than ni=1x1012 cm-3. assume eg=1.12ev, please determine the maximum temperature allowed for si.
The maximum temperature allowed for silicon is 383 degree Celsius.
The intrinsic carrier concentration, ni, in silicon can be determined using the following equation:
ni^2 = Nc * Nv * exp(-Eg/kT)
Rearranging the equation as follows:
T = Eg / (2 * k * ln(ni^2 / Nc / Nv))
The values of Nc and Nv can be calculated using the following equations:
Nc = 2 * [(2πmkT/h^2)^(3/2)]
Nv = 2 * [(2πmkT/h^2)^(3/2)] * exp(-Eg/kT)
Using typical values for the effective masses of electrons and holes in silicon (m_e = 0.26 m_0, m_h = 0.36 m_0, where m_0 is the rest mass of an electron), we can calculate Nc and Nv as:
Nc = 2.81 x 10^19 cm^-3
Nv = 1.83 x 10^19 cm^-3
Substituting these values into the equation for T, we get:
T = (1.12 eV) / [2 * (1.38 x 10^-23 J/K) * ln((1 x 10^12 cm^-3)^2 / (2.81 x 10^19 cm^-3) * (1.83 x 10^19 cm^-3))]
T = 656 K or 383 °C
Therefore, the maximum temperature allowed for silicon with an intrinsic carrier concentration no greater than 1x10^12 cm^-3 is approximately 656 Kelvin or 383 degrees Celsius.
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When do sea breezes occur
33] You have long hair, you should:
a
Tuck it behind your ears.
b) Pull it back into a pony tail so that it is up out of the
way.
c) Don't worry about it, most labs aren't dangerous.
Answer:
B
Explanation:
hair can be a safety hazard
Two long straight parallel lines, #1 and #2, carry uniform positive linear charge densities. The charge density on line #2 is twice as great as the charge density on line #1. The locus of points where the electric field due to these lines is zero is
along a line between the lines closer to line #2 than line #1.
at a point midway between the lines.
along a line between the lines closer to line #1 than line #2.
along a line perpendicular to lines #1 and #2.
Answer:
The locus of points where the electric field due to these lines is zero is;
Along the line between the lines closer to line#1 than line #2
Explanation:
The charges on the parallel lines #1 and #2 = Positive linear charge
The charge density on line #2, λ₂ = 2 × The charge density on line #1, λ₁
Therefore, we have;
λ₂ = 2 × λ₁
Electric field strength, E, is given as follows;
\(E = \dfrac{\lambda}{2\cdot \pi\cdot \epsilon_0\cdot d}\)
Therefore;
\(E_1 = \dfrac{\lambda_1}{2\cdot \pi\cdot \epsilon_0\cdot d}\)
\(E_2 = \dfrac{\lambda_2}{2\cdot \pi\cdot \epsilon_0\cdot d} = 2 \times\dfrac{\lambda_1}{2\cdot \pi\cdot \epsilon_0\cdot d}\)
E₂ = 2·E₁
E₂/2 = E₁
E₂/(2·d) = E₁/d
The strength of the electric field at a given distance from line #2 is 2 times the strength of the electric field from line #1 at the same distance
Therefore the strength of the electric field will be the same at a point twice the distance from line #2 than from line #1 which is a point closer to line #1 than line #2.
If the receiver is a square panel 1. 00 cm on a side that absorbs all of the beam, what average pressure does the signal exert on it?
The average pressure exerted on the square panel with a side length of 1.00 cm by the signal is 10 Pascals, assuming a signal power of 10 Watts.
The average pressure exerted on a square panel with a side length of 1.00 cm by a signal can be calculated by dividing the power of the signal by the area of the panel.
To calculate the average pressure, we need to consider the power of the signal and the area of the panel. Assuming the signal power is known, we can determine the average pressure using the formula P = Power / Area.
Given that the panel is square and has a side length of 1.00 cm, the area can be calculated as follows: Area = (1.00 cm)^2 = 1.00 cm^2.
If we have the power of the signal, we can divide it by the area to obtain the average pressure exerted on the panel.
For example, if the power of the signal is 10 Watts, we have: Average Pressure = 10 W / 1.00 cm^2 = 10 Pa (Pascals).
Therefore, the average pressure exerted on the square panel with a side length of 1.00 cm by the signal is 10 Pascals, assuming a signal power of 10 Watts.
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A rectangular loop of wire that can rotate about an axis through its center is placed between the poles of a magnet in a magnetic field with a strength of 0.40 T. The length of the loop L is 0.16 m and its width w is 0.040 m. What is the magnetic flux through the loop when the plane of the loop is perpendicular to the magnetic field?
Explanation:
hope this helps you...........
The magnetic flux through the loop when the plane of the loop is perpendicular to the magnetic field is 0.0256 Weber.
What is magnetic field?The magnetic field is the region of space where a charged object experiences magnetic force when it is moving.
The formula for magnetic flux is given as;
φ = BAcosθ
Given, a rectangular loop of wire that can rotate about an axis through its center is placed between the poles of a magnet in a magnetic field with a strength of 0.40 T. The length of the loop L is 0.16 m and its width w is 0.040 m.
Area of the loop = L x w
A = 0.16 x 0.040 m
A = 0.0064 m²
So, flux will be
φ = 0.4 x 0.0064 x cos90°
φ = 0.00256 Wb
Thus, magnetic flux through the loop when the plane of the loop is perpendicular to the magnetic field is 0.0256 Weber.
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The debris from a supernova explosion is called a supernova _________.
The debris from a supernova explosion is called supernova remnants.
When a massive star reaches the end of its life, it undergoes a catastrophic explosion known as a supernova. This explosion releases an enormous amount of energy and scatters the outer layers of the star into space. The debris from a supernova explosion consists of various elements and particles, including heavy metals, dust, and gas.
These remnants are dispersed throughout the surrounding interstellar medium, enriching it with new elements and contributing to the formation of future stars and planetary systems. The debris from a supernova explosion plays a crucial role in the evolution of galaxies and the universe as a whole.
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The debris from a supernova explosion is called a supernova remnant.
When a massive star reaches the end of its life cycle and undergoes a supernova explosion, it releases an immense amount of energy and ejects a significant amount of material into space. This expelled material, consisting of gas, dust, and other particles, forms a rapidly expanding shell or cloud known as a supernova remnant.
Supernova remnants are fascinating astronomical objects that provide valuable insights into the processes involved in stellar evolution and the dispersal of heavy elements throughout the universe. They contain a mix of ionized gas, neutral gas, and dust, which emit various forms of radiation, including visible light, X-rays, and radio waves. These emissions are produced as the high-speed shock wave generated by the explosion interacts with the surrounding interstellar medium.
Over time, the supernova remnant expands and cools, gradually mixing its material with the surrounding interstellar medium. As a result, it enriches the interstellar medium with heavy elements, such as carbon, oxygen, iron, and other elements synthesized in the core of the massive star. These elements are then incorporated into subsequent generations of stars, planets, and other astronomical objects, contributing to the diversity of chemical compositions found throughout the universe.
Studying supernova remnants provides astronomers with valuable information about the life cycles of stars, the mechanisms behind supernova explosions, and the dynamics of interstellar matter. They serve as important laboratories for investigating the physical processes of particle acceleration, magnetic fields, and shock wave dynamics, contributing to our understanding of the universe's evolution.
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A student performed an investigation into the refraction of light in a transparent material.
The results are shown below:
The angle of refraction of the refracted ray through the material shown is 32o .
Use this information to calculate the critical angle of the transparent material
The critical angle of the transparent material is 35.3 degrees.
What is the critical angle?The critical angle is the angle of incidence at which the angle of refraction is 90 degrees. In this case, the angle of refraction is 32 degrees. Therefore, the critical angle is calculated as follows:
sin(critical angle) = sin(90 degrees) / sin(angle of refraction)
sin(critical angle) = 1 / sin(32 degrees)
sin(critical angle) = 0.574
critical angle = arcsin(0.574)
critical angle = 35.3 degrees
Therefore, the critical angle of the transparent material is 35.3 degrees.
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A 2 kg object moving at 10 m/s has a 4 n force applied to it. Can you predict how the force will affect the object?.
In order to predict how the force will affect the 2 kg object moving at 10 m/s which has a 4 N force applied to it, it is necessary to determine the acceleration of the object using the formula; f = ma
Where; f = force applied, m = mass of the object, a = acceleration of the object
On substituting the given values;4 N = 2 kg x aa = 2 m/s²
The acceleration is calculated as 2 m/s².
Force is a physical quantity that describes the interaction between objects and causes them to accelerate or deform. It is a vector quantity, which means that it has both magnitude and direction and force can be thought of as a push or pull exerted on an object.
Therefore, the 4 N force applied to the object will cause the object to accelerate at 2 m/s².
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In what way does stress change how you experience your day?
How many millimeters of water can dissolve 5g of lead nitrate
The solubility of lead nitrate is 52 grams per 100 milliliters of water at 0°C. Since the question does not specify the temperature, we will assume it is 0°C.To calculate the number of millimeters of water required to dissolve 5 g of lead nitrate,
we must first calculate the number of milliliters of water required to dissolve 5 g of lead nitrate.52 grams of lead nitrate can dissolve in 100 milliliters of water. So,5 g of lead nitrate can dissolve in x milliliters of water.= (5 g / 52 g) × 100 mL= 9.6 mLTherefore, 5 g of lead nitrate can dissolve in 9.6 mL of water. However, the question is asking for the number of millimeters of water, not milliliters. Since 1 milliliter of water weighs 1 gram,9.6 milliliters of water will weigh 9.6 grams.Thus, 5 g of lead nitrate can dissolve in 9.6 millimeters of water.
main answer:5 g of lead nitrate can dissolve in 9.6 millimeters of water. :52 grams of lead nitrate can dissolve in 100 milliliters of water. So, 5 g of lead nitrate can dissolve in x milliliters of water.= (5 g / 52 g) × 100 mL= 9.6 mLTherefore, 5 g of lead nitrate can dissolve in 9.6 mL of water. However, the question is asking for the number of millimeters of water, not milliliters. Since 1 milliliter of water weighs 1 gram,9.6 milliliters of water will weigh 9.6 grams.Thus, 5 g of lead nitrate can dissolve in 9.6 millimeters of water.
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a runner with a mass of 62 kg running at speed of 0.8m/s
According to the question,
Mass, m = 62 kgSpeed, v = 0.8 m/sThe Kinetic Energy will be:
= \(\frac{1}{2}mv^2\)
By putting the values,
= \(\frac{1}{2}\times 62\times (0.8)^2\)
= \(31\times 0.64\)
= \(20 \ Nm\)
Thus the above answer is right.
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What is the name of the relationship between period and frequency?
Answer:
Periodic motion is a repetitious oscillation.
Explanation:
The time for one oscillation is the period T. The number of oscillations per unit time is the frequency f. These quantities are related by f=1T f = 1 T .
HIS system of color stands for hue, intensity and saturation, respectively. They represent: which color depending on light spectrum, the average of its R,G,B components, and the degree of mixture of a color from R, G,B colors. Light frequency, wave length, and brightness. degree of mixture of a color from R, G, B, the average of its (R, , G,B), and which color depending on light spectrum which color depending on light spectrum, degree of mixture of a color from R, G, B colors, and the average of its R, G, B components.
The HIS color system represents a color's hue, intensity (brightness), and saturation (purity) to describe its position in the light spectrum, average RGB components, and degree of mixture from RGB channels. It helps understand color perception and is used in fields like image processing and computer graphics.
The HIS system of color, which stands for hue, intensity, and saturation, is a color model that represents different aspects of a color's characteristics. The three components of the HIS system provide information about the color's position in the visible light spectrum, its brightness, and the degree of mixture of the red (R), green (G), and blue (B) color components.
Hue refers to the actual color perceived by our eyes and is determined by the dominant wavelength of light. It represents which specific color the light falls under in the visible spectrum, such as red, orange, yellow, green, blue, or violet.
Intensity, also known as brightness, is the average of the red, green, and blue components of a color. It indicates how much light is present in the color, ranging from darker shades to brighter ones. Higher intensity values result in more vibrant and saturated colors, while lower values indicate darker and less vibrant colors.
Saturation represents the degree of mixture of a color from the red, green, and blue color channels. It determines the purity or vividness of a color. A highly saturated color is more pure and vibrant, while a desaturated color appears more washed out or pale.
In summary, the HIS color system provides a comprehensive representation of a color's characteristics. Hue determines the color based on the light spectrum, intensity represents the average of the color's RGB components and its brightness, and saturation indicates the degree of mixture of the color from the RGB channels. This model helps in understanding and describing various aspects of color perception and is commonly used in fields like image processing, computer graphics, and color theory.
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at what point along the x-axis would a proton experience no net force?
A proton would experience no net force when the electric force acting on it is balanced by an equal but opposite force. This occurs when the proton is at a point where the electric field is zero.
The electric field is a vector quantity that points in the direction of the force that a positive charge would experience if placed at that point. For a proton, which is positively charged, the electric field points away from other positive charges and towards negative charges. Therefore, to find the point along the x-axis where a proton experiences no net force, we need to locate a position where the electric field due to surrounding charges cancels out. This could occur if there are two or more charges with equal magnitudes but opposite signs on either side of the x-axis. In summary, the specific point along the x-axis where a proton experiences no net force depends on the arrangement and magnitudes of other charges in the vicinity.
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when a 0.30 kg mass is suspended from a massless spring, the spring stretches a distance of 2.0 cm. let 2.0 cm be the rest position for the mass-spring system. the mass is then pulled down an additional distance of 1.5 cm and released.calculate the period of resulting oscillation in si units.
When a 0.30 kg mass is suspended from a massless spring, the spring stretches a distance of 2.0 cm, with an additional distance of 1.5cm,
Mass m= 0.30 kg
Distance x = 2.0 + 1.5 cm = 0.035 m
Since spring constant k = \({\frac{mg}{x}\) , (g=9.81)
k = \({\frac{0.3*9.81}{0.035}\) = 84.085 N/m
ω = \(\sqrt{\frac{k}{m} }\) = \(\sqrt{\frac{84.085}{0.3} }\) = 16.74 rad/sec
T = \(\frac{2\pi }{w}\) = \(\frac{2*3.14}{16.74}\) = 0.375 sec
The spring constant is the force required to stretch or compress the spring divided by the distance the spring is lengthened or shortened. It is used to determine the stability or instability of a spring and thus the system for which it is intended.
Therefore the time period of resulting oscillation is 0.375 sec.
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How were lion fish introduced to the areas around Florida
Answer:
I think this will answer your question. This is information is not mine and this rightfully belongs to columbia.edu.This brightly colored fish is native to the Indo-Pacific from Australia north to southern Japan and south to Micronesia. The lionfish is usually found in coral reefs of tropical waters, hovering in caves or near crevices. Native regions as well as Savannah, Georgia; Palm Beach and Boca Raton, Florida; Long Island, New York; Bermuda and possibly Charleston. In southern Florida and off the coast of the Carolinas in early to mid 1990s.
Answer:I really don't know sorry
Explanation: