Topic 7 Lesson 1

_____________ is the information that supports that something is true.

• evidence

• extinct

• trace

______________ means to no longer live on Earth.

• trace

• evidence

• extinct

• Existence

____________ are filled with a sticky material that seeps to Earth's surface.

• fossils

• ice

• tar pits

A _________ is a footprint, burrow, or other mark left by a living thing.

• fossil

• tar

• trace

The body or trace of an organism must be quickly ____________ by mud, sand, and other materials. ​ ​ (a)  

• buried

• smashed

• frozen

Scientists have found that fossils are _______ years old

• millions

• thousands

• billions

Fossils can be found in _______ __________, __________, and _______.

• dirt, mud, and ice

• tree resin, tar, and ice

• ice, soil, mud

Most fossils form the _____ parts of living things such as bones, shells, and _________.

• hard

  teeth

• soft

  skin

• outer

  coverings

Most organisms form fossils.

• True

• False

One reason that scientists study fossils is to gather evidence about different organisms and their environment.

• True

• False