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Unit 8 Earth Review

Total questions: 20

Worksheet time: 39mins

Name
Class
Date
1.
Volcanoes, landslides, and earthquakes are examples of __________ changes to Earth's surface.
a)

Rapid

b)

Slow

c)

Gradual

d)

Slight

2.
Sudden movement of loose rock and soil down a steep slope is called a...
a)
avalanche
b)
landslide
c)
earthquake
d)
creep
3.
Which of these words describes shaking of the ground caused by a sudden shift in Earth's crust?
a)
Landslide
b)
Volcano
c)
Earthquake
4.

Which of the following is NOT a rapid change that causes Earth's surface to change?

a)

Volcanic Eruption

b)

Landslide

c)

Earthquake

d)

Melting Ice

5.

Which rapid change causes the Earth's surface to move back and forth?

a)

Earthquake

b)

Landslide

c)

Tornado

d)

Volcanic Eruption

6.

Which rapid change causes new land to form?

a)

Earthquake

b)

Landslide

c)

Volcanic Eruption

d)

Tornado

7.

In this rapid change, the rocks and other material slide down, which causes -

a)

Landslide

b)

Tsunami

c)

Hurricane

d)

Tornado

8.

Which list best describes a landslide? (3.7B)

a)
b)
c)
d)
9.

A scientist was studying a type of event that occurred on Earth in various places within a 30-day period. The circles indicate where the events happened. The events being studied involved rapid changes to Earth's surface at the locations shown on the map. What type of event do the circles on the map most likely represent? (3.7B)

a)

Landslides, because they are all located along ocean coastlines

b)

Volcanoes, because they occur only near the equator

c)

Earthquakes, because they occur on land and on the ocean floor

d)

Floods, because heavy rains can make riverbeds deeper and create deltas

10.

Which of the following is not a type of soil?

a)

minerals

b)

clay

c)

topsoil

d)

sand

11.

Weathering is......

a)

rocks, grass, and mud.

b)

the breakdown of rocks into smaller pieces

c)

the breakdown of wind, rain, and friction

d)

the weather outside

12.

The four main ingredients of soil are....

a)

wind, water, ice, and humus

b)

water, air, rocks, and humus

c)

worms, ice, rocks, and air

d)

water, air, rocks, and worms

13.

What soil is best for growing plants?

a)

clay

b)

sand

c)

mud

d)

top soil

14.

The main causes of weathering are all of the following except...

a)

sun

b)

water

c)

ice

d)

wind

15.

Are there nutrients in soil?

a)
Yes
b)
No
16.

When plants, animals, and other organisms perish, they decay and break down to become part of the soil. What is this part of the soil called?

a)
sand
b)
silt
c)
clay
d)
humus
17.

Water gets into the cracks of rock and freezes, causing the rock to break. What is this an example of?

a)

Precipitation

b)

Weathering

18.
Soil is made of
a)
weathered rocks and minerals
b)
dead plants and animals
c)
air and water
d)
all of the above
19.

A student made a mixture of sand, tiny rocks, small twigs, and some leaves. This student has modeled...

a)

how rocks change over time

b)

the formation of soil

c)

the life cycle of plants

d)

how landforms are created

20.

A student exploring the formation of soil put rocks in a plastic jar of water and shook it. Afterwards, there were small pieces of broken rock in the water. What process in the formation of soil does this model?

a)

Weathering of earth materials

b)

Decay of plant matter

c)

Formation of various minerals

d)

Mixing of water and air