Matter & its Properties
Ecosystems & Environments
Earth Systems
Space Systems
Forces & Motion
100

This state of matter has a definite shape and volume.

What is a solid?

100

100: Animals that eat only plants are called...

What is an herbivore?

100

Rain, snow, sleet, and hail are types of...

What is precipitation?

100

Earth’s natural satellite is called...

What is the moon?

100

A push or pull on an object is called a...

What is force?

200

When you boil water, it changes from liquid to this state.

What is gas?

200

All living and nonliving things in an area interacting together form this.

What is an ecosystem?

200

The layer of gases surrounding Earth is called the...

What is the atmosphere? 

200

It takes Earth this long to complete one rotation.

What is 24 hours?

200

This force slows things down when they rub together.

What is friction?

300

Mixing vinegar and baking soda creates bubbles. This is a sign of what kind of change

What is a chemical change?

300

In a food chain, this organism gets energy from the sun and makes its own food.

What is a producer?

300

This process involves water vapor cooling and turning into liquid droplets.

What is condensation?

300

The pattern of the moon's appearance changing over time is called...

What are moon phases?

300

A soccer ball moves when you kick it because of this law.

What is Newton's first law of Motion

400

The total mass of matter is the same before and after a physical change. This is called the Law of

What is the Law of Conservation of Mass?

400

Pollution or removing a species can cause this in an ecosystem.

What is an imbalance?

400

The Earth's plates slowly move and cause events like earthquakes and volcanoes. What is this theory called?

What is plate tectonics?

400

The sun appears to move across the sky because of this motion of the Earth.

What is rotation?

400

An object with more of this will be harder to move.

What is mass?

500

A substance that cannot be broken down into simpler substances is known as a(n)...

What is an element

500

A forest fire can be a natural disaster. What’s one long-term effect it can have on an ecosystem?

What is a loss of habitat and changes in pollution?

500

There is a theory that 200 million years ago the world was one land and one body of water. What is the name of this theory and the scientist who came up with it?

What is Pangaea and Alfred Wegner?

500

This force keeps the planets in orbit around the sun.

What is gravity?

500

When forces on an object are equal and opposite, the object is...

What is balance/not moving?

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