Energy & Forces
Organism Survival & Environment
Matter
Earth & Space
Earth's Processes & Resources
100

A push or pull on an object is called this.

What is a force? 

100

This is all the living and nonliving things in an area. 

What is an ecosystem?

100

This tool can separate iron from sand. 

What is a magnet? 

100

This is the main source of energy for Earth. 

What is the Sun? 

100

This process breaks rocks into smaller pieces.

What is weathering? 

200

This force slows objects down when they rub together.

What is friction? 

200

Organisms that break down dead matter are called this. 

What are decomposers?

200

This property describes how tightly packed matter is. 

What is density? 

200

This movement of Earth causes day and night. 

What is Earth's rotation? 

200

This process moves sediments from one place to another.

What is erosion? 

300

This happens when you turn on a lamp and it produces light.

What is electrical energy changing to light energy? 
300

When a lion cub is taught by its mother how to hunt.

What is a learned behavior? 

300

This change turns a liquid into a gas. 

What is evaporation? 

300

This forms when an object blocks light. 

What is a shadow?

300

This stage of the water cycle forms clouds.

What is condensation? 

400

This force pulls objects toward Earth.

What is gravity? 

400

When a girl has brown hair and both of her parents do as well.

What is an inherited trait? 

400

This state of matter has a definite shape and volume. 

What is a solid? 

400

This phase shows the entire lit side of the Moon. 

What is a full moon? 

400

This is formed by a large block of ice that moves slowly across the land.

What is a U-shaped valley? 

500

The movement of energy from one object to another.

What is energy transfer? 

500

Represented by the arrows in a food chain.

What is the flow of energy? 

500

A mixture of substances that are combined so completely that the mixture looks the same throughout.

What is a solution?

500

This is the concept that makes it look like the Sun is moving through the sky. 

What is apparent motion? 

500

These are the 5 steps for how sedimentary rocks are formed.

What are weathering, erosion, deposition, compaction, and cementation?