Space
Rocks
Human Body
States of matter
Food chain
100

The star that is found at the center of our universe.

What is The Sun?

100

This type of rock forms from cooled lava or magma.

What are igneous rocks?

100

This organ pumps blood throughout your body.  

What is the heart?

100

This state of matter has a definite shape and a definite volume.

What is a solid?

100

These organisms make their own food using sunlight.

What are producers?

200

The third planet from the sun.

What is Earth?

200

This rock type forms from layers of sediment pressed together over time.

What are sedimentary rocks?

200

This system helps you breathe by bringing oxygen into your body.

What is the respiratory system?

200

This state of matter has a definite volume but takes the shape of its container.

What is a liquid?

200

These animals eat only plants.

What are herbivores?

300

This planet has the most visible ring system.

What is Saturn?

300

This type of rock forms when existing rock is changed by heat and pressure.

What are metamorphic rocks?

300

These hard structures protect your brain and other organs.

What are bones?

300

This state of matter has no definite shape or volume and spreads out to fill a container.

What is a gas?

300

These animals eat other animals.

What are carnivores?

400

This planet was named after the Roman god of the sea?

What is Neptune?

400

This igneous rock is light-colored, coarse-grained, and commonly used in countertops.

What is granite?

400

This organ helps digest food by breaking it down with acids and enzymes.

What is the stomach?

400

This process happens when a liquid slowly changes into a gas at the surface, even below its boiling point.

What is evaporation?

400

This term describes an animal that eats both plants and animals.

What is an omnivore?

500

This inner planet has no atmosphere and experiences extreme temperature changes.

What is Mercury?

500

This metamorphic rock forms from limestone and is often used in statues and buildings.

What is marble?

500

This system sends messages through your body using nerves and the brain.

What is the nervous system?

500

This process occurs when a liquid changes into a gas throughout the entire liquid at its boiling point.

What is boiling?

500

This organism breaks down dead plants and animals, returning nutrients to the soil.

What is a decomposer?