Planet Earth

It is now common knowledge that the Earth is round, spins on its axis and

• contains a lot of rock & minerals.

• has more than one moon.

• sometimes has ice ages.

• revolves around the Sun.

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NGSS.MS-ESS1-1

The Earth is shaped like a ____ - which is a round three-dimensional object.

• sphere

• circle

• ellipse

• potato

Earth spins around an imaginary line called the axis - which is also known as its ____.

• rotation

• revolution

• axis of symmetry

• spherical movement

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NGSS.MS-ESS1-1

One complete ____ around the Sun takes about 365 days or one year.

• rotation

• trip

• revolution

• spin

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NGSS.MS-ESS1-1

Earth travels in a(n) ___ around the Sun - which brings it closer & farther away during a year.

• perfect circle

• helical

• circle

• ellipse

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NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Earth's axis is also tilted 23.5 degrees from its orbit. This tilt causes the ____

• Earth to wobble.

• ice ages.

• Earth to precess on its axis.

• seasons.

Tags

NGSS.MS-ESS1-1

The hemisphere that is tilted towards the Sun receives

• more hours of sunlight each day.

• very little sunlight.

• less hours of sunlight each day.

• no sunlight at its pole.

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NGSS.MS-ESS1-1

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The combination of Earth revolving around the Sun, its tilt and ____ explain the seasons.

• roving magnetic pole

• the changing magnetic field

• varying angles of sunlight

• distance from the Sun

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NGSS.MS-ESS1-1

For many years most people mistakenly thought that the Earth was

• very old.

• spherical in shape.

• the only planet in the universe.

• flat.

Aristotle and others observed that Earth displayed a curved shadow during a(n)

• solar eclipse.

• lunar eclipse.

• equinox.

• time of winter solstice.

Tags

NGSS.MS-ESS1-1