Light and Energy

Why does a straw look broken when you put it in a cup of water?

• Light is being reflected.

• Light is broken.

• Light is being refracted.

• The colors are being separated.

Tags

NGSS.MS-PS4-2

 The taking in of light by a material....

• absorption

• reflection

• refraction

• dark colors

Tags

NGSS.MS-PS4-2

What happens to light passing through a prism?

• It goes right through it.

• It bounces off it.

• It bends and the light separates.

• It goes around it.

Tags

NGSS.MS-PS4-2

The length of a shadow depends on the _____________ of the light.

• clouds in the sky

• brightness

• angle

Tags

NGSS.5-ESS1-2

Kim places a small star on a flashlight and turns it on. She shines the light on the ceiling. What would the beam of light shining on the ceiling look like?

• The light would shine black, and the star would be white.

• The light would shine white, and the star would be black.

• The light and star would both be black.

• The light and star would both be white.

Tags

NGSS.MS-PS4-2

Two groups are exploring with flashlights and mirrors. One group has their light reflect back to them. The other group has their light go to the left. What is making the difference in the reflections?

• One flashlight is brighter than the other.

• One mirror was bigger than the other mirror.

• One group held their mirror at an angle.

• One group left the room bright, and the other group had the room dark.

Tags

NGSS.MS-PS4-2

Ayan created a water boat with a propeller. He winds the propeller by twisting a rubber band. Ayan holds the rubber band to keep it from turning. What happens to the propeller's energy when Ayan lets go?

• Potential energy increases.

• Kinetic energy decreases.

• Kinetic energy changes to heat energy.

• Potential energy changes to kinetic energy.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Where will the tree's shadow be?

• A

• B

• C

Tags

NGSS.5-PS3-1

Shadow is formed when light is _________ by an object.

• blocked

• lessened

• divided

• fromed

Tags

NGSS.MS-PS4-2

Where do most of the visible electromagnetic waves come from?

• X-rays

• the Sun

• radio waves

• fluorescent lights