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Science Chapter 6 Review

Total questions: 29

Worksheet time: 15mins

Name
Class
Date
1.

Preserved parts or traces of animals and plants that lived in the past are called

a)

deposition

b)

erosion

c)

fossils

2.

Erosion is one of the processes involved in the formation of sedimentary rock. Which of these best describes the process of erosion?

a)

Rocks are broken into smaller pieces that remain in the same location.

b)

Pieces of rock or soil are carried from one place to another.

c)

Pressure compacts layers of sediment and turns them into rock.

d)

Sediment grains fall to the bottom of a lake to form sedimentary layers.

3.

How are fossils created?

a)

Dead organisms are quickly buried for millions of years.

b)

Traces of organisms get turned into stone.

c)

Animals get trapped.

d)

All of the above

4.

Sedimentary rocks form when broken bits of other rock are deposited and then -

a)

buried and squeezed and cemented together

b)

melted by the heat of the Earth's core

c)

completely dissolved in the salt water of the ocean

d)

used by humans as a natural resource

5.

Which of the following is NOT something you could learn from a fossil?

a)

What the animal ate

b)

The size of the animal

c)

Where the animal lived

d)

The color of the animal

6.

Which of the following fossil discoveries best demonstrates a change in the Earth's surface?

a)

Scientists discover a large number of footprints of different sizes

b)

Scientists discover fossils of underwater organisms in an area of dry land.

c)

Scientists discover fossils of straight teeth buried below fossils of curved teeth.

d)

Scientists find an area that contains a variety of plant fossils but no animal fossils.

7.

Scientists found an index fossil in layer Z that was about 400 million years old. They determined that in that area, a new layer of earth was deposited every 50 million years. If a fossil was found in layer W, how old was the fossil?

a)

less than a million years old

b)

about 300 million years old

c)

about 100 million years old

d)

over 400 million years old

8.

Scientists began to dig in a new location where there are many layers of artifacts and fossils. Today, archaeologists reached the lowest layer and discovered fossils of fish bones and plants there. What might have been in this area many years ago before all of the other layers of fossils came into being?

a)

water

b)

desert

c)

mountains

d)

restaurants

9.

What type of rock is shown above?

a)

sedimentary rock

b)

igneous rock

c)

metamorphic rock

10.

How do you know this is sedimentary rock? Choose two answers.

a)

The rocks are in layers.

b)

The rocks contain fossils.

c)

The rocks have other rock parts in them.

d)

Layer B has no fossils

11.

Which layer has the oldest fossil in the image?

a)

Layer A

b)

Layer B

c)

Layer C

12.

Below is a drawing that represents rocks layers found in the middle of the United States. What claim can you make about this area?

a)

In the past this area was covered by water.

b)

In the past this area was dry land only.

c)

Plants covered this area in the past.

d)

This area was hit by an earthquake in the past.

13.

Based on the image above, which layer would be the youngest in this core?

a)

Layer A

b)

Layer B

c)

Layer C

d)

Layer D

14.

Which two layers are most similar?

a)

Layer A and B

b)

Layer B and D

c)

Layer C and D

15.

This is a picture of the layers of rock from North Dakota. What can you conclude based on these layers? Choose 2.

a)

This area was covered by water at one time.

b)

Energy from the sun was less in this area a long time ago.

c)

The animals in the area have changed over time.

d)

Fishes are older than trilobites.

16.

What is a fossil?

a)

A fossil is the preserved remains or impressions of a living organism such as a plant, animal, or insect.

b)

A fossil is a type of rock formed from volcanic activity.

c)

A fossil is a rare type of gemstone found only in certain regions.

d)

A fossil is a type of mineral used in jewelry making.

17.

What are the two main types of fossils?

a)

Body fossils and trace fossils.

b)

Igneous fossils and sedimentary fossils.

c)

Mineral fossils and organic fossils.

d)

Primary fossils and secondary fossils.

18.

Where are most fossils found?

a)

Most fossils are found in sedimentary rock such as shale, limestone, and sandstone.

b)

Most fossils are found in igneous rock such as granite and basalt.

c)

Most fossils are found in metamorphic rock such as marble and slate.

d)

Most fossils are found in volcanic rock such as pumice and obsidian.

19.

Someone might join a fossil club because:

a)

they want to learn more about fossils

b)

they are interested in paleontology

c)

they enjoy outdoor activities

d)

all of the above

20.

Based on the fossil timeline diagram, which organism appeared first?

(a)  

21.

If you wanted to know in which type of rock, fossils are found in which heading above would you look under?

a)

Fossils

b)

Types of Fossils

c)

Where are fossils found?

d)

Collecting Fossils

22.

If you wanted to know which fossil is older rodents or whales under which heading would you look?

a)

Fossils

b)

Collecting Fossils

c)

Where are fossils found?

d)

Fossil Timeline

23.

What can we learn from the fossil record?

a)

Which animals and plants lived long ago

b)

How animals and plants change over time

c)

How animals and plants ate food

d)

The fossil record does not teach us anything

24.

How long ago did rodentsappear in the fossil record?

a)

6.5 million years ago

b)

56 million years ago

c)

60.5 million years ago

d)

358.5 million years ago

25.

Look at the picture. The action in the picture is evidence of what type of energy transfer?

a)

Electrical to sound and light

b)

Sound and light to electrical

c)

Electrical to energy of motion

d)

Sound and light to motion energy

26.

Evan worked on 2 tracks for his car. The tracks had different slopes. The dashed lines on the track represent how far the car traveled. Why did Jack’s car go farther on slope 2?

a)

The car had less speed and energy at the bottom of slope 2.

b)

The car had more speed and more energy coming down slope 1.

c)

The car had less speed and less energy coming down slope 1.

d)

There is no way to tell from this picture.

27.

Which of these changes to the electric circuit shown above will cause the lightbulb to light up?

a)

Adding a switch and more wire so that the current can flow more easily.

b)

Turning one of the batteries around so that the positive end is facing a negative end.

c)

Making the length of the wires the same on both sides.

28.

Brenda makes a list in her science notebook of renewable energy sources. Which of the following should NOT be included in this list of renewable energy sources?

a)

wind

b)

solar

c)

nuclear

d)

water

29.

According to the pie graph below, which non-renewable energy provides the most energy to the world?

a)

Nuclear

b)

Coal

c)

Oil

d)

Gas

e)

Solar, Wind, and Other