Light & Shadow Unit Test

What does the moon do?

• produces light
• reflects the suns light
• produces heat

Tags

NGSS.4-PS4-2

Light travels in..

• waves
• circles
• a straight line

We can see things around us because of light reflecting off and into our eyes?

• True
• False

Which will make the darkest shadow? Light shining on a...

• sheet of thin tissue paper
• glass window  
• wooden chopping board  
• none of the above

Tags

NGSS.MS-PS4-2

What does reflection mean?

• Light bouncing off an object.

• Light is bending around an object.

• Light is moving through and object.

• This is no light.

If you can see light through an object it is called...

• opaque

• plastic

• transparent

Tags

NGSS.MS-PS4-2

The closer the object is to the light source, the bigger the size of shadow.

• True

• False

Tags

NGSS.5-ESS1-2

Opaque objects produce _____________ shadows.

• no

• light

• dark

Translucent objects cast a ___________ shadow.

• no

• light

• dark

Transparent objects cast little or _________ shadows.

• no

• little

• dark