Test 3.1 Energy, Transfer, and Waves

Which of these BEST describes frequency?

• the bending of light as it passes through substances

• the number of vibrations per unit of time

• the energy that bounces off an object

• the loudness of a sound

Tags

NGSS.MS-PS4-1

Which of the following statements are true about the potential and kinetic energy of the scenarios in the chart? Select TWO correct answers.

• Scenarios 1, 2, and 4 are examples of kinetic energy.

• Scenarios 2 and 3 are examples of potential energy.

• Scenarios 3 and 5 are examples of kinetic energy.

• Scenarios 2, 3, and 4 are examples of potential energy.

• Scenarios 1, 4, and 5 are examples of kinetic energy.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Which is an example of a mechanical wave?

• x ray

• microwave

• soundwave

• light wave

Tags

NGSS.MS-PS4-1

Students are looking at the roller coaster diagram shown. Determine which statements about the potential and kinetic energy of points A-D are correct. Select TWO correct answers.

• Point A has more kinetic energy than Point B but less than Point C.

• Point A has the most kinetic energy.

• Point B has more potential energy than the other points.

• Point D has more kinetic energy than the other points.

• Point D has more potential energy than Point A and more kinetic than Point B.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

1. 1. The more height an object gains, the greater its ______energy.

2. 2. As objects lose height, the greater its ______ energy.

3. 3. Energy ______ from one object to another

• potential; kinetic; changes

• electric; potential; kinetic

• potential; electric; changes

• kinetic; potential; changes

• potential; kinetic; thermal

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Four balls made of different materials are placed on a tabletop 2 meters from the floor. Choose the ball that has the LEAST amount of potential energy by clicking the appropriate box.

• A. Styrofoam, 5g

• B. Rubber, 18g

• C. Plastic (hollow), 2g

• D. Solid Plastic, 21g

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

Energy is transformed from one form to another. The roller coaster has four labels. Which point has the most potential energy? Select the correct answer.

• A. Point A

• B. Point B

• C. Point C

• D. Point D

Tags

NGSS.MS-PS3-2

A rock falls over a waterfall as shown in the diagram. At which point does the rock have the most kinetic energy?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The parts of a wave are used to determine its characteristics. Which number indicates the amplitude of the wave?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Amber studied a graph of a mechanical wave. If Amber wanted to find out the wavelength, from which points should she measure?

• 1-3

• 1-5

• 2-4

• 3-5

Tags

NGSS.MS-PS4-1