Rock Layers and Fossils Quiz

New rock layers form on ______ of existing rock layers.

• top

• bottom

• underneath

• side

Lower rock layers are _____ than the layers above them.

• younger

• newer

• older

• the same age

The environments that lower rock layers formed in came _______.

• later

• soon

• a long time ago

• earlier

Geologists observe the order of rock layers to ______ the order of past environments.

• observe

• understand

• infer

• make sense

the use of evidence to say why one idea is the best

• argument

• observe

• evidence

• claim

a proposed answer to a question

• environment

• measure

• claim

• infer

information that supports an answer to a question

• organism

• environment

• rock layer

• evidence

a clue about life from the past that is preserved in rock

• fossil

• geologist

• organism

• rock layer

a scientist who studies the processes and materials that form the solid part of Earth

• fossil

• geologist

• entomologist

• organism

to figure something out based on observations and what you already know

• claim

• observe

• evidence

• infer