Apologia Physical Science Module 11

What is the kinetic energy of a 74.0 kg man traveling in a car at a speed of 52.0 m/s?

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NGSS.MS-PS3-1

A 0.49 kg squirrel jumps from the ground to a tree branch that is 2.1 m high. What is the gravitational potential energy of the squirrel in the tree? Show your work.

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NGSS.MS-PS3-2

Use the diagram in Figure 8.33 to answer the following questions.

a. What is the IMA of the ramp?

b. If the ramp shown in figure 8.33 were coated with a smoother surface, how would the AMA of the ramp change?

c. What type of machine is the ramp?

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NGSS.MS-PS2-1

Which of the following is true about electromagnetic waves?

• they all have the same wavelength

• they do not carry energy

• they can travel through empty space

• they all have the same frequency

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NGSS.HS-PS4-1

Define Electromagnetic wave

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NGSS.MS-PS4-1

Define The law of reflection

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NGSS.MS-PS4-2

Describe light according to the currently accepted theory.

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NGSS.HS-PS4-3

Light is traveling in air and suddenly hits a glass window what happens to the speed of the light when it enters the glass

• it speeds up

• it slows down

• it continues traveling at the same speed

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NGSS.MS-PS4-2

which electromagnetic waves have the longest wavelengths?

• ultraviolet rays

• radio waves

• infrared light

• gamma rays

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NGSS.HS-PS4-1

You are on a diving board looking down into a pool. You see a quarter at the bottom of the pool, about 3 feet in front of you. Why is the quarter really not 3 feet in front of you?

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NGSS.MS-PS4-2