Light Energy

Which of the following diagrams best shows how a person sees an object?

• 
• 
• 
• 

Tags

NGSS.MS-LS1-8

NGSS.MS-PS4-2

A student looks into a mirror and sees the wall behind him. Which of the following best describes why the student sees the wall in the mirror?

• Light reflects off the mirror.

• Light curves around the mirror.

• Light passes through the mirror.

• Light scatters when it hits the mirror.

Tags

NGSS.MS-PS4-2

A girl casts a shadow on the ground. Which behavior of light explains this?

• light rays are absorbed by the ground where the girl is standing

• light rays travel in straight lines and are blocked by the girl's body to create the shadow

• light rays change speed when they hit the girl's body

Tags

NGSS.MS-PS4-2

When light is reflected off a smooth object, it bounces back at the ​ (a)   angle.

• same
• different
• reflected
• opaque

Tags

NGSS.MS-PS4-2

What is the most important source of natural light for our planet? 

• The sun

• The moon

• The stars

• Electricity

Tags

NGSS.MS-ESS1-1

What appears when light waves are blocked?

• Fireflies

• A prism

• A shadow

• The visible spectrum 

Tags

NGSS.5-ESS1-2

Which color of light is actually a blend of all of the colors in the rainbow?

• Red

• White

• Yellow

A black object looks black because...

• It reflects all colors in the visible spectrum.

• It absorbs all colors in the visible spectrum.

• It refracts all colors in the visible spectrum.

• It has no color at all. 

Tags

NGSS.MS-PS4-2

When you look at a red car...

• Red is reflected and all other colors are absorbed.

• Red is absorbed and all other colors are reflected.

• All colors are absorbed.

Tags

NGSS.MS-PS4-2

Wax paper and frosted glass are examples of​ ​ (a)   objects. 

• translucent
• transparent
• apaque
• opaque

Tags

NGSS.MS-PS4-2