Understanding Seasons and Earth's Tilt

Front

What causes the seasons on Earth?

Back

The tilt of the Earth's axis causes the seasons.

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NGSS.MS-ESS1-1

Front

What is the tilt of the Earth's axis?

Back

The Earth's axis is tilted at an angle of approximately 23.5 degrees.

Front

How do the seasons differ between the Northern and Southern Hemispheres?

Back

When it is summer in the Northern Hemisphere, it is winter in the Southern Hemisphere, and vice versa.

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NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

Front

What is the duration of Earth's orbit around the Sun?

Back

365 days.

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NGSS.MS-ESS1-2

Front

How long does it take for Earth to complete one rotation?

Back

24 hours.

Front

What season is experienced in the Northern Hemisphere during June, July, and August?

Back

Summer.

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NGSS.MS-ESS1-1

Front

What season is experienced in the Southern Hemisphere during June, July, and August?

Back

Winter.

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NGSS.MS-ESS1-1

Front

What is the equinox?

Back

An equinox is a time when day and night are approximately equal in length, occurring in March and September.

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NGSS.MS-ESS1-1

Front

What is a solstice?

Back

A solstice is a time when the Sun reaches its highest or lowest point in the sky at noon, marking the longest and shortest days of the year.

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NGSS.MS-ESS1-1

Front

What happens to the Sun's position in the sky during summer?

Back

The Sun is higher in the sky, resulting in longer days and more direct sunlight.

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NGSS.MS-ESS1-1