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Weathering and Erosion, Landforms

Total questions: 60

Worksheet time: 39mins

Name
Class
Date
1.

How does freezing water cause the weathering of rocks? The freezing water—

a)

keeps the rocks in place.

b)

makes the rocks last longer.

c)

expands cracks and breaks rocks.

d)

causes rocks to fall in landslides.

2.

The process that breaks down rocks and other materials on Earth's surface is called

a)

Weathering

b)

Erosion

c)

Deposition

d)

Decomposition

3.

A cliff formed near the ocean. Which statement best describes how this cliff formed?

a)

Warm air melted the rock.

b)

Sun rays evaporated the rock.

c)

Ocean waves washed away rock.

d)

Plant roots pushed away the rock.

4.
What is the process that picks up and moves weathered rocks?
a)
Deposition
b)
Landslide
c)
Weathering
d)
Erosion
5.

What causes the greatest erosion effect on our beaches?

a)

Waves

b)

Gravity

c)

Glaciers

d)

Wind

6.

What is an enormous mass of ice moving over land, causing weathering of rock and soil?

a)

A glacier

b)

An iceberg

c)

An ice wedge

d)

A sand dune

7.

How do plants weather rocks?

a)

During photosynthesis

b)

When roots grow into cracks of rocks and expand the rock breaks.

c)

When the plant moves water from the roots to the leaves, the rock breaks.

d)

Plants don't weather rocks.

8.

What is the wearing away or breaking down of rocks called?

a)

Deposition

b)

Erosion

c)

Glaciers

d)

Weathering

9.

Some agents of weathering are water, wind, ice, temperature and plant roots.

a)

true

b)

false

10.
What caused the edges of these rocks to become smooth?
a)
rocks bumping and scraping against each other in a river
b)
ice scraping from a glacier
c)
sand blowing in the wind
d)
plants growing roots
11.

_____ is the process by which soil and sediment (weathered rock) are transported (moved) from one place to another by water, wind, glaciers, and gravity

a)

Erosion

b)

Deposition

c)

Weathering

d)

Running Water

12.
What is the small broken down pieces of rock called?
a)
dirt
b)
grime
c)
sediment
d)
popcorn
13.

A farmer's topsoil is blown away during a hurricane is an example of ___________.

a)

weathering

b)

erosion

c)

deposition

14.
What is sediment?
a)
the process of rocks being broken down and carried away
b)
bits of rock, sand, and silt caused by the weathering of rocks
c)
the top layer of the soil
d)
decaying plant or animal material 
15.
The diagrams  shows a natural process that weathers rock.
 Which statement best explains why this process results in weathering?
a)
frozen water acts as a solute
b)
water expands when it freezes
c)
the mass of water increases when it freezes
d)
frozen water dissolves most types of rock
16.
The ___________of a mountain weathers the fastest
a)
bottom
b)
middle
c)
top
d)
all parts weather the same
17.
Which agents  break down earth materials?
a)
wind only
b)
earthquakes and gravity
c)
ice and 007
d)
wind, water, and ice
18.
How does vegetation in the soil affect the rate of erosion?
a)
It doesn't affect erosion.
b)
It decreases erosion.
c)
It increases erosion.
19.
What is the main cause of weathering and erosion to make a canyons?
a)
wind
b)
ice
c)
glaciers
d)
moving water
20.
How do we know that a rock has been weathered?
a)
it has sharp edges
b)
it has round edges
21.

What is one thing that causes weathering?

a)

Sun rising

b)

Flowing water

c)

Driving cars

d)

Mountain climbing

22.
An avalanche is an example of which process?
a)
Weathering
b)
Erosion
c)
Deposition
d)
Volcanic Eruption
23.
What type of weathering is it when acid rain breaks down and changes the rock.
a)
chemical weathering 
b)
physical or mechanical weathering
c)
erosion
24.

What do we call unique and important parts of the Grand Canyon?

a)

Layers

b)

Features

c)

Fossils

d)

Valley

25.

What are the three types of rocks that make up the earth? (select three)

a)

Hard

b)

Sedimentary

c)

Metamorphic

d)

Igneous

26.

What kind of rock is the Grand Canyon primarily made of?

a)

Hard

b)

Sedimentary

c)

Metamorphic

d)

Igneous

27.

What do we call the remains of plants and animals which show up in the layers of sedimentary rock?

a)

images

b)

rot

c)

coal

d)

fossils

28.

In what state is the Grand Canyon located in?

a)

Arizona

b)

Utah

c)

Nevada

d)

Colorado

29.

Which group of people first discovered the Grand Canyon?

a)

Gold miners

b)

Settlers

c)

Vacationers

d)

Native Americans

30.

What can you ride into the Grand Canyon?

a)

Mountain bikes

b)

Horses

c)

Skateboards

d)

Mules

31.

How long ago did the Grand Canyon start to form?

a)

6 million years

b)

6 billion years

c)

6 thousand years

d)

No one knows

32.

Who built the granaries—storage places for grain—into the Canyon walls?

a)

Canyon guides

b)

Canyon visitors

c)

Anasazi Indians

d)

Havasupai Indians

33.

Why can visitors to the Grand Canyon find shells and fish teeth in some of the rock  layers?

a)

Burrowing animals move these objects up from the river.

b)

The land was covered by water long ago.

c)

Riders bring food with them and leave some behind.

d)

The Indian people buried their food scraps there.

34.

What is the name of the river that carved the Grand Canyon?

a)

Arizona River

b)

Colorado River

c)

Canyon River

35.

What is the definition for massive?

a)

Small

b)

Huge

c)

Normal sized

36.

What can a flash flood do ?

a)

It can be fun!

b)

It can wash out terrain.

c)

It makes it easier to walk on the terrain.

37.

Rare means

a)

there are lots of something

b)

not many of something exists

c)

something huge

38.

How did the Grand Canyon form?

a)

Over millions of years, the Colorado river chipped away at the rocks, forming walls, peaks and plateaus.

b)

Dinosaurs wanted to dig the biggest hole on Earth.

c)

A meteor struck the Earth and created the Grand Canyon crater; 18 miles wide, 1 mile deep.

d)

Over time, strong winds created a the deep Canyon that we all know of today.

39.

Which colors can be seen on the canyon walls at Grand Canyon National Park?

a)

pink, blue , purple and red

b)

gold, silver, yellow and black

c)

green, brown, yellow and red

d)

orange, red, gray and brown

40.

The grand canyon is striped because layers of different rocks have formed together over time, one on top of the other.

a)

True

b)

False

41.

How many miles does the Grand Canyon stretch down the Colorado River?

a)

120 miles

b)

77 miles

c)

277 miles

d)

400 miles

42.

An invasive species is a plant or animal that is...

a)

Native to the area

b)

Not native to the area

c)

welcome all year round

d)

live happily in the canyon

43.

Which layer is the youngest layer?

a)

F

b)

A

c)

E

d)

C

44.

Which layer of the Grand Canyon is the oldest?

a)

Top

b)

Middle

c)

Bottom

45.

Select TWO scientific observations based on the image.

a)

There is a landslide.

b)

Why is the sky blue?

c)

There are visible rock layers.

d)

You can fish.

46.

Canyons are narrow with steep sides.

a)

True

b)

False

47.

Geologists study

a)

rocks, sand, and trees

b)

rocks, soil and other parts of the planet

c)

rocks, soil and water

48.

Which does NOT describe what glaciers to do rocks?

a)

carve

b)

grind

c)

melt

d)

scrape

49.

Which region has dry plains, deserts and canyons?

a)

Southwest

b)

Northeast

c)

West

d)

Southeast

50.

What causes the strips of color that run through the canyon?

a)

Sediment

b)

Decorations

c)

Lava layers

51.

What is a fossil?

a)

A really old, picture drawn by cavemen.

b)

The hardened remains or imprints of plants or animals preserved in rock.

c)

Dinosaur bones.

d)

The softened remains or imprints of plants or animals preserved in rock.

52.

A scientist discovers a body fossil of a fish.


Place the events into the correct order to describe how the body fossil formed. What was the first step of the sequence?

a)

An organism dies.

b)

A fossil forms.

c)

Bones are replaced by minerals.

d)

Soft tissue decays.

53.

How did the Grand Canyon form?

a)

Over millions of years, the Colorado river chipped away at the rocks, forming walls, peaks and plateaus.

b)

Dinosaurs wanted to dig the biggest hole on Earth.

c)

A meteor struck the Earth and created the Grand Canyon crater; 18 miles wide, 1 mile deep.

d)

Over time, strong winds created a the deep Canyon that we all know of today.

54.

What do the different layers of rock in the Grand Canyon tell us?

a)

It proves, through the many layers, that global warming has been going on for thousands of years.

b)

It reveals evidence of ancient seas and deserts, extinct plants and animals, volcanic eruptions, and earthquakes.

c)

It shows that humans have been around much longer than scientists thought.

d)

It reveals what prehistoric animals ate, how they lived and why they died.

55.
A period of little or no rain.
a)
drought
b)
desert
c)
Dust Bowl
d)
prairie
56.
A ____ receives less than 10 inches of rain a year.
a)
river
b)
canyon
c)
forest
d)
desert
57.
Another name of lines of latitude.
a)
Parallels
b)
Meridians
58.
Where a river flows swiftly as elevation drops.
a)
run
b)
rapid
c)
drop
d)
meridian
59.

Which of the following was formed by the Colorado River? It is located in Arizona.

a)

The Great Lakes

b)

The Grand Canyon

c)

Atlantic Ocean

d)

Mammoth Cave

60.

The two categories of natural geographic features are...

a)

buildings and streets

b)

landforms and water features

c)

mountains and canyons

d)

bays and oceans

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