Explain how force (F=ma), momentum (p=mv), energy, and gravity play a part in a launching sequence.

Answer: Earthquake

Explanation:

An earthquake is the ground shaking caused by a sudden slip on a fault. Stresses in the earth's outer layer push the sides of the fault together. Stress builds up and the rocks slip suddenly, releasing energy in waves that travel through the earth's crust and cause the shaking that we feel during an earthquake.

Answer:The word earthquake identifies the shaking that results from movement under Earth's surface.

explanation: What is earthquake?

Answer:

Alpha particles carry a positive charge, beta particles carry a negative charge, and gamma rays are neutral. An alpha particle is made up of two protons and two neutrons bound together. Beta particles are high energy electrons. Gamma rays are waves of electromagnetic energy, or photons.

Answer:

1 km

Explanation:

displacement =velocity ×time

displacement =40m/s ×25s

displacement =1000m equivalent to 1km

Explanation:

Gravity on the Moon is 1/6 th of Earths gravity

weight on earth=310 N ×6

=1860 N

The car is moving at approximately 12.5 meters per second.

The kinetic energy (KE) of an object can be calculated using the formula:

KE = 1/2 * m * \(v^2\)

where

KE = kinetic energy,

m =Mass of the object, and

v = velocity.

In this case, we are given the mass (m) of the car as 1600 kg and the kinetic energy (KE) as 125,000 J. To find the velocity .

Substituting the  values , we have:

125,000 J = 1/2 * 1600 kg *\(v^2\)

Now, we can solve for v by rearranging the equation:

\(v^2\) = (2 * 125,000 J) / 1600 kg

\(v^2\) = 156.25 \(m^2/s^2\)

Taking the square root, we find:

v = √156.25\(m^2/s^2\)

v ≈ 12.5 m/s

Therefore, the car is moving at approximately 12.5 meters per second.

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Answer:

All of these

Explanation:

Have a great day!

Answer:

D

Explanation:

this is because the EMS is arranged according to all these factors, the most dangerous waves are the smallest

Elements are pure substances made up of only one type of atom, while compounds are substances made up of two or more different elements that are chemically bonded together.

An element is a pure substance that consists of only one type of atom. Each element has a unique atomic structure and characteristic properties, such as melting point, boiling point, and reactivity. Elements are organized in the periodic table based on their atomic number, which represents the number of protons in the nucleus of an atom.

An example of an element is oxygen (O), which is a gas that makes up about 21% of the Earth's atmosphere. Oxygen is a diatomic element, which means it exists as two atoms that are chemically bonded together. Oxygen has the atomic number 8, which means it has 8 protons in its nucleus.

On the other hand, a compound is a substance that is composed of two or more different elements that are chemically bonded together. The atoms in a compound are held together by chemical bonds, such as covalent or ionic bonds, which give the compound its unique properties

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Answer:

The angle is   \(\theta = 0.1719^o\)

Explanation:

From the question we are told that

   The  distance of separation is  \(d = 100 * 10^{-6} \ m\)

    The  wavelength of light is  \(\lambda = 600 nm = 600 *10^{-9} \ m\)

Generally the condition for destructive interference is mathematically represented as

         \(dsin(\theta ) =[m + \frac{1}{2} ]\lambda\)

Here  m is the order of maxima,  first minimum (dark space) m = 0

 So  

      \(100 *10^{-6 } * sin(\theta ) =[0 + \frac{1}{2} ]600 *10^{-9}\)

=>   \(\theta = sin^{-1} [0.003]\)

=>   \(\theta = 0.1719^o\)

Answer:

i think this is wat u want

Hello,

I hope you and your family are doing well!

To find the angle of the applied force (α), you can rearrange the equation for the net force to solve for α. The equation for the net force is:

F_net = F * cos(α + β) - m * g * sin(β) - u * N

To solve for α, you can start by isolating the term containing α. You can do this by subtracting the other terms from both sides of the equation, which gives you:

F_net - F * cos(β) + m * g * sin(β) + u * N = F * cos(α + β)

Then, you can divide both sides of the equation by F * cos(β) to get:

[F_net - F * cos(β) + m * g * sin(β) + u * N] / (F * cos(β)) = cos(α + β)

Next, you can use the identity cos(a + b) = cos(a)cos(b) - sin(a)sin(b) to rewrite the right side of the equation:

[F_net - F * cos(β) + m * g * sin(β) + u * N] / (F * cos(β)) = cos(α)cos(β) - sin(α)sin(β)

Finally, you can rearrange this equation to solve for α:

α = atan2(sin(α) * cos(β) + cos(α) * sin(β), cos(α) * cos(β) - sin(α) * sin(β))

This equation gives the angle of the applied force (α) in terms of the other variables in the equation for the net force.

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Happy Holidays!

Answer:

896,000 J

Explanation:

m = 1,120 kg

v = 40 m/s

kinetic energy = mv^2/2 = 1,120 * 40^2/2= 896,000 J

Answer:

the principal energy level is d because electrons are 2 times more

Answer:

Volume measures liquid

Explanation:

Volume can be measured in meters and centimeters

The distance formula used for a falling object is y = 1/2gt^2 where g is gravity which is 9.80m/s^2 and t is the time it falls ( reaction time).

Y = 1/2(9.8)0.2^2

Y = 0.196

It travels 0.196 meters

Answer:

Format ______Length ______width ___ height

cm and mm _26cm 6mm _19cm 1mm_9cm 5mm

Decimal ____ 26.6cm _____ 19.1 cm __ 9.5cm

Explanation:

Dimension of shoebox shaped object :

Format ______Length ______width ___ height

cm and mm _26cm 6mm _19cm 1mm_9cm 5mm

Decimal ____ 26.6cm _____ 19.1 cm __ 9.5cm

Recall:

1mm = 0.1cm

For the length :

26cm + 6mm = 26cm+(6*0.1) = 26 + 0.6 = 26.6cm

Width:

19cm + 1mm = 19cm+(1*0.1) = 19 + 0.1 = 19.1cm

Height:

9cm + 5mm = 9cm+(5*0.1) = 9 + 0.5 = 9.5cm

1. Filter absorbs all colors of white light.

2. The light that has passed through a filter, is always dim.

The filter selectively transmits the red and blue portions of the incident white light spectrum, but absorbs most of the green wavelength.

Color filters absorb certain wavelengths of color and transmit the other wavelengths allowing them to be seen.

Therefore in conclusion, the right filter can reduce glare, increase contrast, and make lunar features pop.

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Given:

Let's find the result.

To find the result, let's first simplify the numerator:

Solving further:

Therefore, the result is 10.80 m.

ANSWER:

10.8 m

Answer:

The correct answer is c) allow you to use less force to do the same amount of work.

Option D: the link between the total heat flow and the temperature difference between the sample's Centre and the water at a specific time.

\(Q\:=\:m_sc_s\left(T_{s,i}-T_s\right)\)

\(T_s\right =(T_{s,i}-T_s\right))\)

\(Q=m_wc_w\left(T_w-T_{w,i}\right)\)

\(Q=m_wc_w\left(T_w-T_{w,i}\right)\)

\(T_{diff} =(T_{s}-T_w\right))\)

        = \(T_{s,i} -\frac{Q}{m_{s}C_{s}} -(T_{w,i}\right +\frac{Q}{m_{s}C_{s}} )\)

        =\((T_{s,i} - T_{w,i} )-Q(\frac{1}{m_{s}C_{s}} +\frac{1}{m_{w}C_{w}})\)

Specific time refers to a precise moment in time, often denoted by a particular time and date. It can be expressed in different ways depending on the context, such as using a 24-hour clock or the AM/PM system. Specific time is essential for scheduling events, meetings, and appointments, and for coordinating activities across different time zones. It is also crucial for time-sensitive activities such as transportation, where schedules must be coordinated down to the minute. The concept of specific time is used in many fields, including science, technology, business, and everyday life. In modern times, technologies such as smartphones and computers have made it easier than ever to track and coordinate specific times across the globe.

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The complete question is:

1. we know that the total amount of heat that flows out of the sample and into the water at a specific time is given by LaTeX: \(Q\:=\:m_sc_s\left(T_{s,i}-T_s\right)Q=mscs(Ts,i−Ts)\), where LaTeX: \(T_sTs\) is the temperature of the sample at a specific time and, again, LaTeX: \(T_{s,i}Ts,i\)is the initial temperature of the sample (at time 0). To simplify the math, we may neglect the heat leak term here to say that this is roughly the same amount of heat the flows into the water, so LaTeX: \(Q=m_wc_w\left(T_w-T_{w,i}\right)Q=mwcw(Tw−Tw,i)\), where LaTeX:\(T_wTw\) is the temperature of the water at this same specific time and LaTeX:  is the initial temperature of the water.

In the lab, we will measure both the sample and water temperatures as a function of time, but the important quantity is the difference between these temperatures since this is what drives the heat flow between the center of the sample and the water. Using the above equations (solving for the temperatures of the sample and the water bath at a particular time), we can find the relationship between the total amount of heat flow and the difference in the temperatures of the center of the sample and water at some moment in time. This yields _________________________________.

sample and water at some moment in time. This yields _________________________________.

Group of answer choices

A. \(T_{dif}=T_{s\:}-T_w=\left(T_{s,i}-T_{w,i}\right)-\left(\frac{1}{m_sc_s}-\frac{1}{m_wc_w}\right)Q\)

B \(T_{dif}=T_{s\:}-T_w=\left(T_{s,i}-T_{w,i}\right)+\left(\frac{1}{m_sc_s}+\frac{1}{m_wc_w}\right)Q\)

C.\(T_{dif}=T_{s\:}-T_w=\left(T_{s,i}-T_{w,i}\right)+\left(\frac{1}{m_sc_s}-\frac{1}{m_wc_w}\right)Q\)

D. \(T_{dif}=T_{s\:}-T_w=\left(T_{s,i}-T_{w,i}\right)-\left(\frac{1}{m_sc_s}+\frac{1}{m_wc_w}\right)Q\)

there are four significant figures for 18470

the last digit is a zero and zeroes are not counted in significant figures so there are four significant figures

hope this helps and sorry for any mistakes :))

Each of the five friends needs to pay £12 to cover the cost of their own meals and contribute towards the birthday person's meal. Using mean allows us to distribute the cost equally among the friends, ensuring a fair division of expenses for the meal.

To determine how much each of the five friends needs to pay, we can use the concept of averages (mean) and divide the total cost by the number of people paying.

In this scenario, the total cost of the meal for 6 people is £12 per person. Since the other 5 friends have decided to pay for the birthday person's meal, they will collectively cover the cost of their own meals plus the birthday person's meal.

To calculate the total cost covered by the five friends, we can subtract the cost of one person's meal (since the birthday person's meal is being paid by the group) from the total cost. The cost of one person's meal is £12.

Total cost covered by the five friends = Total cost - Cost of one person's meal

= (£12 x 6) - £12

= £72 - £12

= £60

Now, to find out how much each of the five friends needs to pay, we divide the total cost covered by the five friends (£60) by the number of friends (5).

Amount each friend needs to pay = Total cost covered by the five friends / Number of friends

= £60 / 5

= £12

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Using SOH,CAH,TOA, we can calculate the height of the building by taking the sine of the launch angle (60°) and the distance traveled (65 m). The height of the building is 56.9 m.

SOH,CAH,TOA stands for Sine = Opposite/Hypotenuse, Cosine = Adjacent/Hypotenuse and Tangent = Opposite/Adjacent. This is a set of trigonometric ratios that can be used to solve for angles and lengths of sides of a right triangle. It is used when the angle and length of two sides of a right triangle are known, but the length of the third side needs to be calculated.

Calculation using SOH, CAH, TOA

The distance from the ground to the top of the building is 65 m and the angle is 60 degrees. the height (h) of the building.has to be found

Using the trigonometric ratio of Sine,  calculate the height of the building:

Sin(60°) = Opposite/Hypotenuse

h/65 = sin(60°)

h = 65sin(60°)

h = 65(0.866)

h = 56.59 m

Therefore, the height of the building the projectile was launched to from the ground is 56.59 m.

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In a DC generator, the generated electromotive force (emf) is directly proportional to the rotational speed of the generator's armature and the strength of the magnetic field within the generator.

This relationship is described by the equation for the generated emf in a DC generator:

Emf = Φ * N * A * Z / 60

Where:

Emf is the generated electromotive force (in volts),

Φ is the magnetic flux density (in Weber/meter^2\(meter^2\) or Tesla),

N is the number of turns in the armature winding,

A is the effective area of the armature coil (in square meters),

Z is the total number of armature conductors, and

60 is a constant representing the conversion from seconds to minutes.

From this equation, we can see that the generated emf is directly proportional to the magnetic flux density (Φ) and the product of the number of turns (N), effective area (A), and the total number of armature conductors (Z). This means that increasing any of these factors will result in a higher generated emf.

The magnetic flux density (Φ) can be increased by using stronger permanent magnets or increasing the strength of the field windings in the generator.

The number of turns (N) and the effective area (A) are design parameters and can be optimized for a specific generator. Increasing the number of turns or the effective area will result in a higher generated emf.

Similarly, the total number of armature conductors (Z) can be increased to enhance the generated emf.

By controlling and optimizing these factors, the generated emf in a DC generator can be increased, resulting in higher electrical output. However, it is important to note that there are practical limits to these factors based on the design and construction of the generator.

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The spring constant k based on the information is 12.0 N/m.

From the information, a spring stretches 0.294-m when a 0.360-kg mass is gently suspended from it as in Fig. 11–3b. The spring is then set up horizontally with the 0.431-kg mass resting on a frictionless table.

The spring constant k is the force required to stretch or compress the spring by a unit distance. In this case, the spring is stretched by 0.294 m when a 0.360 kg mass is suspended from it.

This means that the force exerted by the spring is equal to the weight of the mass, which is 0.360 kg x 9.8 m/s^2 = 3.53 N.

Therefore, the spring constant k is:

= 3.53 N/0.294 m

= 12.0 N/m.

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Answer:

Ft=24,443.5 kgm/s

Explanation:

Step one

Given data

Mass of automobile m=1577kg

Initial Velocity u=17m/s

Final Velocity v=1.5m/s

Time t=0.18s

Step two

From the impulse and momentum equation

Ft=mΔv

Substitute

Ft=1577*(17-1.5)

Ft=1577*15.5

Ft=24,443.5 kgm/s

Answer: a= 2 m/s²

Explanation: acceleration = change of speed/ time = 20 m/s / 10 s