Forms of energy and energy transfer

Which of the following forms of energy is produced when you rub your hands together quickly?

• Light energy

• Sound energy

• Heat energy

• Mechanical energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

What happens to light when it passes through a magnifying glass?

• It reflects.

• It bends.

• It is absorbed.

• It speeds up.

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NGSS.MS-PS4-2

Which material in a wire is a good conductor of electricity?

• Plastic

• Rubber

• Copper

• Wood

Why does a drum produce a higher-pitched sound when you tighten its drumhead?

• The drumhead vibrates faster.

• The drumhead vibrates slower.

• The drumhead is thicker.

• The drumhead vibrates longer.

What will happen to the light bulb in a circuit if you open the switch?

• The light bulb will glow brighter.

• The light bulb will stop glowing.

• The light bulb will glow dimmer.

• The light bulb will make a sound.

When you rub a balloon on your hair, why does the balloon attract small pieces of paper?

• The balloon is giving the pieces of paper a positive charge.

• The balloon is giving the pieces of paper a negative charge.

• The balloon is giving the pieces of paper a charge that is opposite to the balloon’s charge.

• The balloon and the pieces of paper are both neutral.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What happens when an electric current flows through a wire?

• The wire becomes cold.

• The wire starts to vibrate.

• The wire produces light.

• The wire produces heat.

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which of the following is NOT an example of energy causing motion?

• A car moving down the road

• A soccer ball rolling after being kicked

• A book sitting on a shelf

• A ball bouncing on the ground

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

When light travels through a glass of water, what does it do?

• It bends.

• It disappears.

• It makes the water hotter.

• It changes color.

Tags

NGSS.MS-PS4-2

Which of the following is a form of energy that travels through the air and is caused by vibrations?

• Sound energy

• Mechanical energy

• Electrical energy

• Chemical energy

Tags

NGSS.MS-PS4-1