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WHat do you know about pebbles, sand, and silt?

Total questions: 54

Worksheet time: 30mins

Name
Class
Date
1.

Which of these are pebbles?

a)

b)

c)

d)

2.

Which is NOT a scientific way to sort rocks?

a)

Color

b)

Prettiness

c)

Texture

d)

Weight

3.

Why do the rocks in a river become smooth?

a)

Gravity

b)

Water

c)

Fish

d)

Rubbing

4.

What is a Geologist?

a)

A person who studies bodies of water.

b)

A person who studies fossils.

c)

A person who studies rocks.

d)

A person who studies the outdoors.

5.

Sand is always the same color.

a)

True

b)

False

6.

What should we call the tiny pieces of rock that come off?

a)

Moon Dust

b)

Rock Dust or Sand

c)

Powder

d)

Pebbles or Dirt

7.

How might rocks change when they get wet? Select all that applies. (3)

a)

Color Changes

b)

Water Bubbles

c)

Become Shiny

d)

Become larger

8.

Where would you not likely find rocks?

a)

Indoors

b)

The Schoolyard

c)

A River

d)

The Mountains

9.

A __ is a kind of volcano formed from different kinds of eruptions.

a)

Volcano

b)

Shield Volcano

c)

Cinder Cone

d)

Composite Volcano

e)

Some __ are formed by eruption.

10.

Some landforms are formed by ___.

a)

Canyon

b)

Shield Volcano

c)

Cinder Cone

d)

Valley

e)

Eruption

11.

A __ is an area of high, nearly flat land. They cover a lot of area.

a)

plateau

b)

mountain

c)

butte

d)

mesa

12.

a gathering of materials

a)

soil

b)

rocks

c)

collection

13.

materials stacked on one another

a)

layers

b)

humus

c)

soil

14.

not smooth

a)

soil

b)

flat

c)

coarse

15.

a person who studies rocks

a)

biologist

b)

dinosaur

c)

geologist

16.

a rock smaller than a pebble but bigger than sand

a)

pebble

b)

sand

c)

mixture

d)

gravel

17.

two or more things mixed together

a)

gravel

b)

mixture

c)

sand

d)

pebble

18.

two or more things mixed together

a)

gravel

b)

mixture

c)

sand

d)

pebble

19.

the biggest rock size that we discussed in class

a)

boulder

b)

cobble

c)

pebble

d)

silt

20.

rocks that are smaller than gravel but bigger than silt

a)

pebble

b)

cobble

c)

sand

d)

silt

21.

We used screens to take apart, or _________, rock mixtures.

a)

separate

b)

screens

c)

boulder

d)

mixture

22.

A rock that is smaller than a boulder but larger than a pebble.

a)

boulder

b)

cobble

c)

gravel

d)

silt

23.

A rock that is smaller than a cobble but bigger than gravel.

a)

boulder

b)

clay

c)

sand

d)

pebble

24.

Rocks that are smaller than sand but bigger than clay.

a)

boulder

b)

pebble

c)

silt

d)

cobble

25.

1. What type of tool is the best way to separate a mixture of rocks?

a)

screen

b)

cup

c)

shovel

26.

1. Which property describes how a rock feels?

a)

luster

b)

color

c)

texture

27.

1. What is the name of the light/ soft rock?

a)

clay

b)

tuff

c)

basalt

28.

What is the name of the biggest type of rock?

a)

sand

b)

pebble

c)

boulder

29.

Sand particles are larger than pebbles.

a)

True

b)

False

30.

Sedimentary rock is soft and easily crumbles.

a)

True

b)

False

31.

Clay is the smallest type of rock.

a)

True

b)

False

32.

8. Paper is made from rocks.

a)

True

b)

False

33.

Dust is created when rocks are rubbed together.

a)

True

b)

False

34.

Silt is a larger rock particle than sand.

a)

True

b)

False

35.

Basalt rock comes from a volcano.

a)

True

b)

False

36.

Choose two items which are made from rock.

a)

clothes

b)

sidewalk

c)

bricks

d)

trees

e)

books

37.

Choose three words that describe rocks

a)

rough

b)

stinky

c)

dull

d)

sweet

e)

round

38.

Choose two choices that describe metamorphic rocks.

a)

dull

b)

shiny

c)

full of holes

d)

small

e)

breaks apart easily

39.

Choose two words that describe a scoria rock.

a)

reddish

b)

black

c)

smooth

d)

bubbly

e)

soft

40.

Choose three ways scientists can classify rocks.

a)

color

b)

size

c)

taste

d)

shape

e)

sound

41.

Choose two things we found made of rocks at our school.

a)

playground

b)

table

c)

wall

d)

pencils

e)

cups

42.

What picture shows pebbles?

a)
b)
c)
43.

Choose the best picture that shows gravel.

a)
b)
c)
44.

What usually causes erosion?

a)

Evaporation

b)

Snow and evaporation

c)

Water and wind

d)

Wind and sun

45.

Which one is the correct definition of weathering?

a)

Breakdown of rocks

b)

Removal of rocks

c)

Movement of rocks

46.

Which is the correct definition of EROSION

a)

Breaking down soil

b)

Movement of soil and rocks

c)

planting trees

47.

Erosion can be caused by which of the following?

a)

Water

b)
WInd
c)

Ice

d)

Hot dogs

48.

Is erosion a natural process?

a)

Yes

b)

No

49.

A stone wall along the shore helps protect the land from

a)

Seasonal change

b)

Weather

c)

Weathering and erosion

50.

After weathering happens, what is left over from the rocks that have been broken down?

a)

Water

b)

Dirt

c)

Hotdogs

51.

Which of the following is part of the erosion process?

a)

Movement up a hill

b)

Waves crashing on a beach

c)

movement of material by animals

52.

Are erosion and weathering the same thing?

a)

Yes

b)

No

53.

What happens first weathering or erosion?

a)

Weathering

b)

Erosion

54.
Which of the following is NOT one of the three types of soil?
a)
clay
b)
sand
c)
silt
d)
mud

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