At Home Unit 4 (Earth, Moon, Sun) Review

Earth has seasons because

• We orbit the sun.

• Our planet has a tilted axis of 23.5 degrees as we orbit the sun.

• Our planet has a tilted axis of 32.5 degrees as we orbit the sun.

• Our planet has a tilted axis of 23.5 degrees as we rotate.

1. Antarctica experiences six months of complete darkness during winter. What is the best explanation of this occurrence?

• Earth’s tilt

• Sun’s distance from Earth

• Earth's rotation

• not here

1. What season is Sallisaw, Oklahoma, experiencing in month 4?

• Spring or Fall, because the hours of daylight and darkness are equal

• Summer, because Earth’s tilt causes more hours of daylight in the summer

• Decreasing in month 4

• Winter because more daylight hour means there will also be more hours of darkness.

Which motion in the solar system causes day and night on Earth?

• Rotation of the moon on its orbit around Earth

• Revolution of the Sun on its orbit near Earth

• Revolution of Earth on its orbit around the Sun

• Rotation of Earth on its tilted axis

Which location has the greatest number of hours of daylight?

• A

• B

• C

• D

• E

Summer days are hotter than winter days because in summer___

• Earth is closer to the sun

• The number of sunspots increases

• Earth northern axis is tilted toward the sun

• A. The sun gives off more energy

1. Which diagram shows how the Earth’s axis is tilted when it is summer in the Southern Hemisphere?

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1. Based on the picture, people living in the Northern hemisphere are generally experiencing_____

• Fewer hours of daylight and warmer temperatures

• Fewer hours of daylight and cooler temperatures

• More hours of daylight and warmer temperatures

• More hours of daylight and cooler temperatures

Which diagram shows the position of the Earth in relation to the Sun’s rays during a winter in the Northern hemisphere?

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1. Which of these locations on Earth experiences least variations in the length of daylight hours throughout the year?

• Arctic Circle

• Tropic of Cancer

• Equator

• Tropic of Capricorn