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Science G2 Mid semester 2 Review

Total questions: 39

Worksheet time: 22mins

Name
Class
Date
1.

Too much water in a normally dry area.

a)

Flood

b)

Process

c)

Landslide

d)

Earthquake

2.

Large moveable plates under the Earth's surface

a)

Melt

b)

Weathering

c)

Tectonic plates

d)

Earthquake

3.

The sudden movement of land or rock down a mountain

a)

Erosion

b)

Landslide

c)

Weathering

d)

Earthquake

4.

A series of actions or steps

a)

Plot

b)

Elements

c)

Process

d)

Ideas

5.

Rocks being broken from big to small

a)

Weathering

b)

Erosion

c)

Levee

d)

Windbreak

6.

The shaking of the Earth because of Moving rock

a)

Geologist

b)

Tectonic plates

c)

Landslide

d)

Earthquake

7.

A scientist who studies the Earth

a)

Earther

b)

Geologist

c)

Biologist

d)

Tectonic plates

8.

Label (1)

a)

Melted rock deep in the Earth is pushed up.

b)

Lava spreads out

c)

Lava flows down the side

d)

Lava is pushed through a hole in the volcano

e)

Rock forms

9.

Label (6)

a)

Lava cools

b)

Lava spreads out

c)

Lava flows down the side

d)

Lava is pushed through a hole in the volcano

e)

Rock forms

10.

Label (2)

a)

Lava cools

b)

Melted rock deep in the Earth comes up

c)

Lava flows down the side

d)

Lava is pushed through a hole in the volcano

e)

Rock forms

11.

Select ways people change the Earth

a)

Chop down trees

b)

Plant trees

c)

Dig tunnels

d)

Animals have nowhere to live

e)

Soil erosion

12.

Select ways People change the environment

a)

Cutting down trees leads to soil erosion.

b)

We destroy animals' homes

c)

Cutting down trees causes flooding and desertification.

d)

Our factories make gasses which heat the Earth.

e)

We build dams and tunnels

13.

What is this?

a)

a box

b)

metal

c)

land

d)

ice

14.

What is this?

a)

Ice

b)

Land

c)

A box

d)

Paper

15.

What is this

a)

Land

b)

Sea

c)

Water

d)

A forest

16.

Which takes more space?

a)

Water

b)

ice

17.

Why does it matter if Earth gets a little bit hotter?

a)

Ice on land will melt, making sea levels rise.

b)

Ice in water will melt, making sea levels rise,

c)

The water will disappear

d)

Polar bears will be uncomfortable all year

18.
Floods happen when_________
a)
too much snow and winds are present
b)
too much rain in a short period of time
c)

too much rain in mountains

d)
too much rain inside a cave
19.
Earthquakes happen when__________
a)
2 pieces of Earth shift
b)
2 pieces of rocks erode
c)
strong winds form
d)
strong winds form over oceans
20.
What is a flood?
a)
a large amount of water that overflowed from a lake or river
b)
a large amount of water from the ocean
c)
a deep lake
d)
a deep river
21.
What is erosion?
a)
piles of dirt and rocks
b)
cracks in the Earth
c)
wearing away of rock and soil caused by water, wind or ice.
22.
What do the lines on this map represent?
a)
volcanoes
b)
earthquakes
c)
plate boundaries
d)
travel routes
23.
What is the molten rock from a volcano called BEFORE it erupts at the Earth's surface?
a)
hot rocks
b)
fire
c)
magma
d)
lava
24.
What causes tsunamis?
a)
whales
b)
wind
c)
earthquakes
d)
thunderstorms
25.
Once magma reaches the earth's surface it is called.....
a)
Silica
b)
Rock
c)
lava
26.

What is magma?

a)

pieces of the Earth's crust

b)

molten rock inside of a volcano

c)

small rock

d)

plates that meet

27.
Temperature _____________________ as you go deeper into the earth.
a)
increases
b)
decreases
c)
goes up and down depending on the layer
d)
stays the same
28.

What is lava?

a)

Molten rocks inside a volcano

b)

Molten rock outside a volcano

c)

small rocks

d)

magma

29.

Definition of a volcano

a)

an opening in the Earth's crust

b)

crater

c)

vent

d)

mantle

30.
Erosion is:
a)
the break down of rocks
b)
the movement of soil and rocks
c)
the shaping of rocks
d)
throwing rocks into water
31.

What change is this?

a)

weathering

b)

erosion

32.

Weathering and erosion are slow changes.

a)

True

b)

False

33.

What change is this?

a)

weathering

b)

erosion

34.

Weathering is to .................... rocks.

a)

move

b)

break down

35.

Erosion is to ................. rocks and soil.

a)

move

b)

break down

36.

Weathering and erosion take short time.

a)

True

b)

False

37.

Wind causes erosion

a)

True

b)

False

38.

Wind can not cause weathering.

a)

True

b)

False

39.

Wind causes erosion in dry regions.

a)

True

b)

False

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