HELP PLZZ

If you found many tracks of the same species of prehistoric animals in an area, what might you conclude about that animal?

a

It lived in groups

b

It hunted alone

c

It was the only species there

d

It did not produce many offspring

Question 3 (1 point)

How do ice layers show the history of the Earth's climate?

a

The thickness of each layer of ice can show temperature changes on Earth.

b

Concentrations of gases and elements in the ice can show temperature changes on Earth.

c

The presence of certain gases in the ice can show that climate changed at certain times on Earth.

d

The presence of soot and other particles in the ice can show that climate changed at certain times on Earth.

Question 4 (1 point)

The trilobite is a fossil that lived a long time ago and there was an abundance of them. They lived only for a short period of time before they all went extinct. This is an example of .

a

A trace fossils

b

An index fossil

c

A petrified fossil

d

A carbon fossil

Question 5 (1 point)

To learn how Earth's atmosphere has changed over time, scientists study the air bubble in which of the following?

a

Rocks containing uranium

b

Pollen

c

Ice cores

d

Fossils in sedimentary rock

Question 6 (1 point)

In which situation will older rock layers lie above younger rock layers?

a

Erosion has exposed rocks, and new layers have deposited

b

Rock layers have been overturned by folding

c

Sedimentary rock layers have remained undisturbed after deposition

d

Igneous intrusions have cut through layers of sedimentary rock

Question 7 (1 point)

Look at the illustration on the board. Assuming that this rock formation is undisturbed, what is the relative age of layer C?

a

It is the youngest rock layer

b

It is the oldest rock layer

c

It is older than B and younger than D

d

It is younger than B and older than D