Wonders Grade 4 Unit 2 Week 3 Vocabulary

Front

What forms small waves?

Back

Ripples

Front

What does it mean to break into small pieces?

Back

Crumble

Front

What is it called when parts are not in an equal, steady, or secure position?

Back

Imbalance

Front

What word describes something delicate and tends to break easily?

Back

Fragile

Front

What are long periods of dry weather without rainfall called?

Back

Droughts

Front

What is the meaning of 'extinct'?

Back

No longer in existence.

Front

What does 'flourished' mean?

Back

To grow or develop in a healthy or vigorous way.

Front

What is an ecosystem?

Back

A community of living organisms and their environment.

Front

What does 'imbalance' refer to in a system?

Back

A lack of proportion or equality among parts.

Front

What is a drought?

Back

A prolonged period of abnormally low rainfall.