Science End of the Year Review

An extinct animal is

• an animal that was a dinosaur

• an animal that no longer lives on Earth

• An animal that is still alive

• an animal that lives underwater

Where can you find the oldest fossil layer?

• A

• B

• C

• D

Where can you find the youngest fossil layer?

• A

• B

• C

• D

What is a fossil?

• the picture of an animal or plant that used to be alive

• a memory of a plant or animal that lived long ago

• the remains or print left by a plant or animal that died a long time ago

• a plain rock from a long time ago

Why do people study fossils? Choose all that apply

• fossils tell us where animals will be in the future

• fossils tell is what the Earth used to look like

• fossils tell us which plants and animals used to live in a particular place

• fossils tells us how animals used to behave

which of these is NOT a fossil?

• the print of a plant that is now extinct

• a picture of an animal that lived long ago

• the remains of a dinosaur

• footprints left by an animal from long ago

Which of the following animal parts would most likely form a fossil?

• bones

• skin

• fur

• blood

What two forces can turn fossils into fossil fuels?

• nothing

• temperature and pressure

• lift and thrust

• wind and rain

Which word means a type of rock formed from sediment that compacts and cements over time

• observation

• inference

• sedimentary rock

• environment

Rocks (or objects) are broken down into smaller pieces over time.

• weathering

• erosion

• deposition