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Science

8th Grade

Used 2+ times

Exploring Planet Earth
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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How was the Moon formed according to the video?

From a giant gas cloud

From Earth's debris after a collision

From a separate planet

From the accumulation of asteroids

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What event led to the formation of the Moon?

A supernova explosion

A collision with a Mars-sized object

The accumulation of space dust

A volcanic eruption on Earth

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was Earth's condition shortly after its formation?

Covered in oceans

Hot with seas of lava

Frozen and icy

Rich in vegetation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of Earth's surface is covered by water?

80%

50%

65%

71%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of Earth's fresh water is ice and snow?

75%

69%

60%

80%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What percentage of Earth's water is saline?

99%

85%

97.5%

90%

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process is responsible for the movement of Earth's crust?

Plate Tectonics

Earthquakes

Erosion

Volcanic Activity

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