Day and Night Cycles

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

• 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.MS-ESS2-6

Shadows cast by objects change throughout the day. The picture below shows the  shadow cast by a tree at 3:00 P.M.

Which picture shows how the tree’s shadow most likely looked at 9:00 A.M.?

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Tags

NGSS.MS-ESS1-1

A student makes a sundial. The student takes a picture of the sundial at 3:30 P.M.

Based on the student’s sundial, which letter represents the position of the sun when the picture was taken?

Tags

NGSS.MS-ESS1-1

The diagram shows the shadow of a tree in a field at noon on a summer day.

The sun rises at 7:00 A.M. on this day. Which diagram best shows the shadow of the tree at 10:00 A.M. on the same day?

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Tags

NGSS.MS-ESS1-1

A teacher asks students to explain what they see in this picture. Four student explanations are shown below.

Student 1: The sun will set in less than 6 hours.

Student 2: The sun will reach the east horizon in less than 10 hours.

Student 3: The picture shows early morning.

Student 4: The picture shows the location of the sun at noon.

• Student 1 only

• Students 2 and 4 only

• Student 2 only

• Students 1 and 3 only

Tags

NGSS.MS-ESS1-1

A student draws diagrams of her house and the location of the sun in the sky. Which diagram below does not correctly represent the location of the sun at the time indicated?

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Tags

NGSS.MS-ESS1-1

On which side of a house in Texas should a window be placed so that the people inside the house can see the sunrise each day through the window?

• North

• West

• East

• South

Tags

NGSS.MS-ESS1-1

Which statement best explains why the sun appears to move across the sky during the day?

• The Earth is closest to the sun in the winter.

• The Earth is revolving around the sun.

• The Earth is tilted at 23.5 degrees.

• The earth is rotating on its axis.

Tags

NGSS.MS-ESS1-1

A student draws a model showing the movements of Earth, the moon, and the sun.

Which arrow shows the movement that causes day and night on Earth?

• Arrow 1, because it shows the rotation of the sun

• Arrow 2, because it shows the orbit of Earth around the sun

• Arrow 3, because it shows the orbit of the moon around Earth

• Arrow 4, because it shows the rotation of Earth

Tags

NGSS.MS-ESS1-1

The diagram demonstrates (shows) the relationship between the Earth and the Sun.

Select the TWO locations that are currently experiencing nighttime.

Tags

NGSS.MS-ESS1-1