8.7A Rotation/Revolution STAAR Review

The model shows Earth in four different positions in its orbit around the Sun. Which statement correctly explains which position of Earth represents summer in the United States?

Tags

NGSS.MS-ESS1-1

The Earth rotates on its axis every ​ (a)   . This causes the Earth's ​​ (b)   .

• 24 hours
• day/night cycle
• 365 days
• 30 days
• seasons

Tags

NGSS.MS-ESS2-6

Students make a model using a globe and a flashlight. Which answer choice best explains the change from daytime to nighttime on Earth?

• The Sun stops sending light to Earth at night.

• Earth moves farther away from the Sun at night.

• The tilt of Earth causes less light to reach the Earth at night.

• Earth rotates and causes different parts of the Earth to experience night.

Tags

NGSS.MS-ESS1-1

Which diagram models a hypothetical situation in which every location on Earth would have 12 hours of daylight and 12 hours of darkness EVERY day of the year.

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NGSS.MS-ESS1-1

The beginning of Autumn (Fall) in North America is in September, but the beginning of Autumn in South America is March. The diagram shows the positions of the Earth, the moon, and the Sun on one day in September and one day in March. Why does Autumn start in a different month of the year in North America and South America?

• Earth's orbit around the Sun is not a perfect circle.

• North America has a larger landmass than South America.

• The moon has a greater pull on South America than in North America.

• Earth's axis has a 23.5 degree tilt.

Tags

NGSS.MS-ESS1-1

What would happen if Earth's rotation on its axis increased in speed?

The seasons would ​ (a)   .

The length of a day would ​ (b)   .

• not be affected
• be shorter
• be longer

In the Summer many people enjoy going to the beach. The photograph shows a beach in Argentina, which is located in the Southern Hemisphere. Which diagram shows the position of the Earth and the Sun when it is SUMMER in Argentina?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-1

The Earth revolves around the Sun every ​ (a)   . This, along with Earth's tilt, causes the Earth's ​​ (b)   .

• 365 days
• seasons
• 30 days
• 24 hours
• day/night cycle

Tags

NGSS.MS-ESS1-1