Lesson 7 Regular Vocab

Front

Notice or warning; communicates/sign of something imminent.

Back

signal

Front

A sudden sharp, jerky movement; to move something with a quick or hard blow.

Back

jolt

Front

When things crash into one another (v)

Back

collide

Front

Something that does not change (adj)

Back

invariable

Front

Something that can be gained by effort.

Back

Obtainable.

Front

A goal that can be reached (adj)

Back

achievable

Front

Outer part of a planet; hardened surface of something.

Back

crust

Front

Part of Earth between crust and core; something that covers like a cape.

Back

mantle

Front

Change (v)

Back

alter

Front

Landforms in a region

Back

Landscape