The acceleration of the airplane of mass 5000 kg is 0.1 m/s².
What is acceleration?Acceleration is the rate of change of velocity.
To calculate the acceleration of the airplane, we use the formula below.
Formula:
a = F/m.................. Equation 1Where:
F = Forcea = Acceleration m = MassFrom the question,
Given:
F = 500 Nm = 5000 kgSubstitute these values into equation 1
a = 500/5000a = 0.1 m/s²Hence, the acceleration is 0.1 m/s².
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Based on Newton's 3rd law, the force pairs always act on what?
(someone please answer i need help)
Answer:
Newton's third law: If an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A. This law represents a certain symmetry in nature: forces always occur in pairs, and one body cannot exert a force on another without experiencing a force itself.
Explanation:
Newton's third law: If an object A exerts a force on object B, then object B must exert a force of equal magnitude and opposite direction back on object A. This law represents a certain symmetry in nature: forces always occur in pairs, and one body cannot exert a force on another without experiencing a force itself.
In at least 150 words, describe at least three things that occur naturally everyday and how science has had an impact on what we think or do about them.
Answer:
Explanation:
The three things that occur naturally everyday and how science has had an impact on what we think or do about them is
Photosynthesis is a process in which green plants manufacture there own food in the presence of sunlight through the equation below
6CO₂ + 6H₂O ⇒ C₆H₁₂O₆ + 6O₂
From the equation above, it can be seen that aside from the food (C₆H₁₂O₆) produced by green plants during photosynthesis, science has assisted us in knowing that these green plants take-up the carbon dioxide (CO₂) that is exhaled by humans and release the oxygen (O₂) that is inhaled by humans thereby purifying the air of the surrounding they are found. This concept has made man understand the importance of planting in residential areas.
Depletion of the Ozone layer; the ozone layer is a layer in the earth stratosphere which shields the earth from direct sunlight/rays. Over the years, the burning of hydrocarbon on earth has caused the depletion of this layer thereby exposing the earth to more direct sunlight from the sun. Science has had an impact in the thinking of man in this regard by making us more conscious of the risk of burning these hydrocarbons which has led to the collective efforts by governments across the world to minimize the burning of these substances.
Rain; rain are droplets of water that fall from the atmosphere. Rain formation occurs when water (in the form of ocean, river and/or seas) are evaporated into the atmosphere as a result of heat from the sun. These evaporated water molecule rises and cools down to form and form a cloud It is then returned to earth in the form of rain. This explanation changes the mythical understanding of rain in different culture
Think about holding a glass of cold water. Your hand is warmer than the glass. Do the particles in your hand or those in the glass of cold water move faster? Why?
technically usually the warmer object/substances particles move master which causes friction among the particles plus the kinetic energy being converted to thermal energy, so i would say the hand.
A jet’s original velocity is 600 m/s. After 20 seconds accelerating at 8 m/s 2 , how
fast is it going?
Answer:
760 m/sExplanation:
The jet's speed or final velocity can be found by using the formula
v = u + atwhere
v is the final velocity
u is the initial velocity
t is the time taken
a is the acceleration
From the question we have
v = 600 + 20(8)
= 600 + 160
We have the final answer as
760 m/sHope this helps you
which of the following category i codes are most heavily used? pathology, evaluation and management, laboratory, anesthesia
The category I codes that are most heavily used among the options provided are evaluation and management (E&M) codes.
E&M codes are used to report services related to the assessment and management of a patient's health condition. These codes are commonly used by healthcare providers across various specialties to bill for office visits, consultations, and other outpatient services. E&M codes play a critical role in documenting the complexity and intensity of the services provided, as well as the level of medical decision-making involved.
They provide a way to differentiate between different types of patient encounters and determine appropriate reimbursement. Pathology codes are used to report diagnostic laboratory tests and tissue examinations, while laboratory codes specifically relate to laboratory testing services. Anesthesia codes are used to report anesthesia administration during surgical procedures. While these categories are also important, evaluation and management codes tend to be more heavily utilized due to the frequency of patient encounters that involve assessment and management of health conditions.
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Convert 0.0000004372896 to scientific notation.
which of the following is an example of the law of multiple proportions?
The answer option which is an example of the law of multiple proportions is: B) Two different compounds formed from carbon and oxygen have the following mass ratios: 1.33 g O: 1 g C and 2.66 g O: 1 g C.
The Law of Multiple Proportions is also referred to as Dalton's Law and it states that when two chemical elements combine to form more than one chemical compound, the masses (weights) of one chemical element that combine with a fixed mass (weight) of the other chemical element will always be in a ratio of small whole numbers.
According to the Law of Multiple Proportions, when two chemical elements combine to form two different chemical compound, the masses (weights) of one chemical element that combine with 1 gram of the other chemical element can be expressed as a ratio of small whole numbers.
For example, carbon and oxygen react to form either carbon monoxide and carbon dioxide.
Carbon monoxide (CO):
12 grams of C = 16 grams of O.
1 gram of C = 1.33 gram of O.
Carbon dioxide (\(CO_2\)):
12 gram of C = 32 grams of O.
1 gram of C = 2.66 gram of O.
Ratio of oxygen (O) = 16:32 = 1:2 (Law of Multiple Proportions).
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Your question is lacking the necessary answer options, so I will be adding them here:
A. A sample of chlorine is found to contain three times as much Cl-35 as Cl-37.
B. Two different compounds formed from carbon and oxygen have the following mass ratios: 1.33 g O: 1 g C and 2.66 g O: 1 g C.
C. Two different samples of table salt are found to have the same ratio of sodium to chlorine.
D. The atomic mass of bromine is found to be 79.90 amu.
E. Nitrogen dioxide always has a mass ratio of 2.28 g O: 1 g N.
Which has zero acceleration?
a. at rest.
b. moving at constant velocity.
c. in mechanical equilibrium.
d. all of these
e. none of these
At rest, when travelling at a constant speed, and when in mechanical equilibrium, there is no acceleration and answer choice D is correct.
How would you define acceleration?In mechanics, acceleration describes the rate at which a driving object's velocity changes over time. They are accelerations and vector quantities. The direction of an object's acceleration is determined by the direction of the net force acting on it. Depending on whether an object is moving faster, slower, or in a different direction, its velocity may change. Examples of acceleration include a falling apple, the moon orbiting the earth, and a car that has stopped at a stop sign. The car is positively accelerating if the speed is increasing. As the car slows down, its speed decreases. A decline in speed is referred to as negative acceleration. In both situations, the car is traveling ahead, yet one has a positive acceleration and the other a negative one.
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a 2.0 m pendulum on a particular planet has a period of 4.6 s. what is the acceleration due to gravity on that planet?
The acceleration due to gravity on the planet is approximately 17.98 m/s². We can use the formula for the period of a pendulum length to find the acceleration due to gravity on the planet:
T = 2π√(L/g)
Where T is the pendulum's period, L is the pendulum's length, and g is the acceleration due to gravity.
Rearranging the formula to solve for g, we get:
g = (4π²L)/T²
Plugging in the values given in the problem, we get:
g = (4π²*2.0 m)/(4.6 s)²
g = 17.98 m/s²
Therefore, the acceleration due to gravity on the planet is approximately 17.98 m/s².
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Imagine that you manage a toy store. You have one employee who does a fantastic job. Your other employee needs improvement. Choose one employee and describe what you would say to them during their annual review. Remember to keep the comments specific and focused on how the employee can improve.
5 sentences
Answer:
A great review helps your employees identify growth opportunities and potential areas of improvement without damaging employee-manager relations, but writing a ...
Explanation:
How long will it take a roller roaster car to go from rest to 23 m/s if the car accelerates at a rate of 12 m/s²?
Hint: items that fall in air a =
(forces and motion) explain in 3-2 sentences why acceleration is interesting.
Answer:
Acceleration is a vector and is the rate at which an object changes its velocity. Acceleration is not going fast. If a person is moving fast but not changing speed, he is not accelerating. The person or object has to be going fast sometimes, faster sometimes, or slower sometimes.Acceleration denotes to rate of change of velocity
Or
a=dv/dtAcceleration can. be both negative and positive .
Acceleration Is important because of Newtons second law which states that F=ma m
What is the latent heat of vaporization for water
When a material in liquid state is given energy, it changes its phase from liquid to vapor; the energy absorbed in this process is called heat of vaporization. The heat of vaporization of water is about 2,260 kJ/kg, which is equal to 40.8 kJ/mol. The vaporization is the opposite process of condensation.
hope this helped <3
what is a limitation of the electron cloud model theory that a law about electrons would not have? the theory describes electrons in experiments, but
The theory describes electrons in experiments, but the electron cloud model theory has limitations in its ability to provide precise information about the exact position and trajectory of electrons in an atom.
This is due to the inherent probabilistic nature of electron behavior, as described by quantum mechanics. The electron cloud model represents the probability distribution of finding electrons in certain regions around the nucleus but does not provide specific information about the precise paths or orbits they follow.
On the other hand, a law about electrons would typically focus on the observed behavior or relationships of electrons rather than attempting to describe their precise positions or trajectories.
Laws, such as the law of conservation of charge or the law of electric current, provide general principles or rules that govern electron behavior within a given context. They are empirical observations derived from experimental evidence rather than detailed theoretical models.
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The graphic organizer compares energy transfer in two layers of the Sun. A venn diagram of 2 intersecting circles with the left circle labeled convection zone and the right circle labeled radiative zone. There is an X in the convection zone circle. There is a Y in the radiative zone. Which labels belong in the regions marked X and Y? X: Absorbs energy from the core Y: Takes longer for photons to move through X: Releases energy to the photosphere Y: Takes longer for photons to move through X: Takes longer for photons to move through Y: Absorbs energy from the core X: Takes longer for photons to move through Y: Releases energy to the photosphere
Answer:
X: Absorbs energy from the core.
Y: Releases energy to the photosphere.
Explanation:
Convection is a mode of heat transfer through fluids (liquids or gas), and it requires material medium for its propagation.
The energy absorbed from the core of the Sun, is transferred through X (convection zone) by convectional process, and it flows to Y (radiative zone). Since the regions X and Y have different functions, the heat propagates from X causing photons to traverse through Y where it get released into the photosphere or the Sun's surface.
Therefore;
X: Absorbs energy from the core.
Y: Releases energy to the photosphere.
Answer:
X: Takes longer for photons to move through
Y: Releases energy to the photosphere
Explanation:
the maximum displacement of molecules in a medium from their rest position is called
The maximum displacement of molecules in a medium from their rest position is called the "amplitude" of the wave.
In wave motion, the displacement of particles in a medium varies periodically around their equilibrium or rest position. The amplitude of a wave represents the maximum distance that a particle is displaced from its rest position during one complete oscillation. It can be thought of as the "height" or "strength" of the wave.
The amplitude of a wave is an important characteristic as it directly affects various properties of the wave. For example, in the context of a transverse wave, such as a wave on a string, the amplitude determines the maximum displacement of the string from its equilibrium position. The larger the amplitude, the more energy is associated with the wave, resulting in a more intense wave with greater motion.
In the case of a sound wave, the amplitude determines the loudness or intensity of the sound. Higher amplitude corresponds to a louder sound, while lower amplitude results in a softer sound. Amplitude plays a significant role in conveying the energy and strength of a wave, influencing how it interacts with its surroundings and the effects it produces.
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What is the total charge on 75.0 kg of electrons
The total charge on 75.0 kg of electrons can be calculated using the formula Q = ne, where Q is the total charge, n is the number of electrons and e is the charge of one electron.
The number of electrons can be found using the Avogadro's constant, which states that there are 6.022 x 10²³ electrons in one mole of electrons.
So, the number of electrons in 75.0 kg can be calculated as follows:
75.0 kg / (9.109 x 10⁻³¹ kg/electron x 6.022 x 10²³ electrons/mol) = 1.305 x 10⁵³ electrons
The charge of one electron is -1.602 x 10⁻¹⁹ Coulombs.
So, the total charge on 75.0 kg of electrons can be calculated as:
Q = (1.305 x 10⁵³ electrons) x (-1.602 x 10⁻¹⁹ Coulombs/electron) = -2.091 x 10³⁴ Coulombs
Therefore, the total charge on 75.0 kg of electrons is -2.091 x 10³⁴ Coulombs.
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On the planet Koozebane, if a pebble is dropped from height h, it falls to the surface in time t.
Data: the acceleration = 3.100 [m/s^2]; the height = 4.400 [m].
What is the time?
The answer is : t = 2.64 [s].
On the planet Koozebane, a pebble is dropped from height h and it falls to the surface in time t. The acceleration on the planet Koozebane is given as 3.100 m/s², and the height is given as 4.400 m.
We have to determine the time t.Therefore, we will use the following kinematic equation for freefall motion with no initial velocity:
h = ½ at² + vot
Where:v₀ = 0 m/st ,h = 4.400 m
(The height from which the pebble is dropped)
a = 3.100 m/s²
Substituting these values in the equation, we get
:4.400 = ½ (3.100) t²
After rearranging, we get:
t = √(2h/a)t
= √[2 × 4.400/3.100]t
= √[6.9677]t
= 2.64 s
Therefore, the time taken for the pebble to fall to the surface on the planet Koozebane is 2.64 s.
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for supersonic flow in a round duct, if the diameter increases what happens to static pressure? group of answer choices
Answer: it explodes
Explanation:
suppose there are a million habitable planets in our galaxy, that one in ten are habitable, that one in a thousand planets with life had at some point had an intelligent civilization, and that one in a hundred civilizations that has ever existed is in existence now. given this, how many civilizations are in existence now?
Only one civilization is in existence now. The human civilization that is present on the earth is the civilization that exists in this period of time. It can also exist in the coming future for several centuries.
Earth is the only planet where intelligent civilization can exist. Atmospheric conditions are also not so suitable for life to exist on planets other than earth. The other habitable planets in the galaxies have conditions that can help to persist life. The availability of water and oxygen on the planets gives a trace of a complete package of materials that makes life possible on other planets.
Some of the technological advancements such as building a spacecraft and placing a satellite in space are the areas of searching of life on other planets.
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A policeman kicks in a door with a force of 4500 N. What force does the door apply to the policeman’s leg?
Answer:
-4500 N
Source: Brainly
The police officer must be angry 0_0
which will remain the same for two identical books, one lying flat and the other standing on an end?
Weight will remain the same for two identical books, one lying flat and the other standing on an end.
The strain at a factor internal a liquid is at once proportional to the intensity of the factor. When an item is submerged in a liquid, the intensity of its backside from the floor of the liquid is extra than that of some other a part of the item.
Archimedes' precept is the declaration that the buoyant pressure on an item is identical to the load of the fluid displaced with the aid of using the item.
Ensure your scale is on a flat, strong and stage floor. Do now no longer use your scale on carpet. When taking measurements, stand nevertheless withinside the middle of the platform till all measurements are displayed, and if feasible do now no longer circulate your scale in-among measurements.
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How do u know that liquid exerts pressure ?
Answer:
All fluids exert pressure like the air inside a tire. The particles of fluids are constantly moving in all directions at random. As the particles move, they keep bumping into each other and into anything else in their path. These collisions cause pressure, and the pressure is exerted equally in all directions.
Explanation:
Hope this helps!! Please consider marking brainliest! Have a good one!!If the maximum e-component of an electromagnetic wave is 600 v/m, what is the maximum b-component?
the maximum e-component of an electromagnetic wave is 600 v/m then the maximum b-component is B = 2.0 * 10^-6 T.
What is electromagnetic wave?In terms of science, electromagnetic radiation is made up of electromagnetic field waves that are travelling through space while carrying radiant electromagnetic energy. It consists of X-rays, gamma rays, microwaves, infrared, light, and radio waves. These waves are all a component of the electromagnetic spectrum.
Em/Bm = c
Bm = c*Em
B = E/c
B = 600 V/m / 299,792,458 m/s
B = 2.0 * 10^-6 T
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An object is moving at a speed of 20 m/s and has a kinetic energy of 10,000 J. What is the mass of the object?
Answer:
m=100kg
Explanation:
E=1/2mv^2
10000=1/2m(20)^2
10000=1/2m(400)
10000=1/2m200
50=1/2m
100=m
Your friend increases her force on the desk by 30 N. She doesn’t change the direction of her push. What happened to the net force on the desk? Will the disc accelerate?
Answer:
\(the \: net \: force \: on \: the \: desk \: will \: \\ increase \: by \: 30 \: newtons .\\ \\ the \: desk \: will \: only \: accelerate \: if \: the \: net \: \\ force \: applied \: to \: it \: is \: greater \: tha n \\ \: the \: weight \: of \: the \: desk \: in \: newtons.\)
The front bumper on the go-kart is rated to withstand a force of 50,000 N. If the
driver crashes into a brick wall at 4 m/s and the impact lasts 0.05 seconds, will the
bumper be crushed? (Assume the go kart's speed will be 0 m/s after the collision.)
The front bumper on the go-kart is rated to withstand a force of 50,000 N. If the driver crashes into a brick wall at 4 m/s and the impact lasts 0.05 seconds, the bumper will not be crushed.
What is force?A force is an effect that changes, or accelerates, the motion of a mass-containing object. It is a vector quantity since it can be either a push or a pull and always has magnitude and direction. It is denoted by the letter F and is measured in newtons (N), the SI unit of force. Newton's second law originally stated that the rate at which an object's momentum changes over time is equal to the net force acting upon it. The acceleration of an object is directly proportional to the net force exerted on the object, is in the direction of the net force, and is inversely proportional to the mass of the object if the mass of the object is constant.
Explanation:No, the bumper will not be crushed in the collision. The equation for calculating the force of an impact is F = m×a, where F is the force of the impact, m is the mass of the go-kart, and a is the change in velocity of the kart. The force of the impact in this case is F = m× \(\frac{4m/s}{0.05 s}\) = 800 m/s. This is much lower than the 50,000 N rating of the bumper, meaning that the bumper will not be crushed.
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Under water, Zachary can hear waves that travel with frequencies up to 15,000 Hz. What is the velocity of sound in water if a wave with this frequency has a wavelength of 1.2 m?
Answer:
18 000 m/ s
Explanation:
speed = wavelength * frequency
speed = 1.2 * 15 000 = 18 000 m/s
Help me! Please
1. Which one of the following physical quantities has its S.I. unit m/s?
(i) Acceleration (ii) Velocity (iii) Force (iv) Density
2. Which one of the following is not a fundamental unit?
i) Candela (Cd) (ii) Kelvin (K) Ampere (A) (iv) Pascal (Pa)
3. Which one of the following is a derived unit?
(i) Kilogram (kg) (ii) Watt (W) (iii) Second (s) (iv) Kelvin (K) Time Glossary
4. Newton is the derived unit of force. Which of the following fundamental units are involved in it?
(i) kgm/s2 (ii) kgm/s2 (iii) kg/m2s2(iv) Kgm/s
Answer:
1. (II) velocity
2. (iv) pascal
3. (II) watt
Explanation:
Don't know ques. 4
If you point to a wall with your arm extended to make about a 42 degree angle to the normal to the wall and then rotate your arm in a full circle while keeping the same angle, what shape does your arm describe? What shape on the wall does your finger sweep out?
The shape that your arm describes is a cone and the shape of your finger sweeping out on the wall is a circle
When you point to a wall with your arm extended at a 42-degree angle to the normal of the wall and rotate your arm in a full circle while maintaining the same angle, the shape that your arm describes is a cone. The cone is formed by the movement of your arm around an axis perpendicular to the wall, with the vertex of the cone at your shoulder and the base at your fingertip.
As your arm rotates, your fingertip sweeps out a circle on the wall. This circle is parallel to the base of the cone and is formed by the intersection of the cone with the wall. The radius of the circle is equal to the distance from your shoulder to your fingertip, and the center of the circle is located at the point where your arm intersects the wall.
The cone that your arm describes is a three-dimensional shape that is formed by rotating a line segment around an axis. In this case, the line segment is your arm, and the axis is perpendicular to the wall. The cone is a familiar shape that appears in many contexts, including the geometry of circles, the construction of paper cups and traffic cones, and the design of loudspeakers. In conclusion, the shape that your arm describes is a cone and the shape of your finger sweeping out on the wall is a circle.
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