4th Grade Science Review

Front

Why does a bunny change to a white color in the winter?

Back

Camouflage helps the bunny blend in with the snow to avoid predators.

Front

What is the function of the stem in a plant?

Back

The stem supports the plant and helps transport nutrients and water.

Front

What is a nonliving thing?

Back

A nonliving thing is something that does not have life, like a brick.

Front

What does a decomposer do?

Back

A decomposer breaks down dead organisms and recycles nutrients back into the ecosystem.

Front

How long does it take for the Earth to revolve around the Sun 4 times?

Back

It takes 4 years for the Earth to revolve around the Sun 4 times.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight to make food from carbon dioxide and water.

Front

What are the three states of matter?

Back

The three states of matter are solid, liquid, and gas.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water through evaporation, condensation, and precipitation.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms and their environment interacting as a system.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, make their own food and provide energy for other organisms.