Day of Doom Vocab

Land that is barren is ______.

• empty

• full

A _____ is a large hole in the earth caused by an explosion or meteor.

• crater

• species

• mammal

Fossils are made up of _____ and ____ that lived millions of years ago.

• plants and animals

• plants and mammals

• animals only

• plants only

Another word for gradually is ______.

• slowly

• quickly

All mammals are ____ blooded.

• warm

• cold

Extinct animals are ...

• living

• gone forever

A species is a group of animals that are _____.

• similar

• different

A paleontologist studies _____.

• fossils

• the weather

• outer space

• mammals

Thinking outside the box is to think ______.

• creatively

• only one way

The remains of once-living plants and animals are

• Fossils
• Rocks
• Minerals
• Water