Shadows

A student is looking for evidence that Earth is always rotating on its axis. Which of the following would provide the best evidence? (5.8C)

• The different amount of rain that falls each day

• The appearance of shadows changing throughout the day

• The presence of other planets in the night sky

• The different phases of the moon in a month

Tags

NGSS.5-ESS1-2

The graph shows changes in the length of the shadow of a tree during part of a day. If this day continues to be sunny, what will most likely happen to the length of the shadow from 2 pm to 4 pm? (4.8C)

• The length of the shadow will stay the same.

• The length of the shadow will decrease and then increase.

• The length of the shadow will increase.

• The length of the shadow will decrease.

Tags

NGSS.5-ESS1-2

A lab team records the change of a shadow’s length through the day in the table below. The shadow length changes because—

• the Sun appears to move across the sky as Earth rotates.

• the Sun orbits Earth.

• the Sun blocks the light, forming a shadow.

• Earth revolves on its axis.

Tags

NGSS.5-ESS1-2

Shadows cast by objects change throughout the day. The picture shows the shadow cast by a tree at 3 pm. Which picture shows how the tree's shadow most likely looked at 9 am? (5.8C)

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Tags

NGSS.5-ESS1-2

When are shadows the shortest?

• At sunrise

• At noon

• At sunset

• At midnight

Tags

NGSS.5-ESS1-2

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

• sheet of thin tissue paper

• glass window  

• wooden chopping board  

• none of the above

Which of these best explains why the sun appears to move across the sky each day? (5.8C)

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Tags

NGSS.MS-ESS1-1

• F

• G

• H

• J

Tags

NGSS.5-ESS1-2

A student observed the Sun throughout the day over the neighbor’s house. The change the student observed is caused by -

• orbit of Earth around the Sun

• rotation of Earth on its axis

• orbit of the Sun through space

• reflection of the Sun off the Moon

Tags

NGSS.5-ESS1-2

The diagram shows the shadow of a tree in a field at what time?

• 6:00 PM

• 10:00 AM

• 12:00 PM

• 6:00 AM

Tags

NGSS.5-ESS1-2