Animals
Plants
Space
Weather
Human Body
100

A mammal known for its long trunk and large ears

What is an elephant?

100

The green pigment in plants that helps with photosynthesis

What is chlorophyll?

100

The planet known as the Red Planet

What is Mars?

100

Drops of water that fall from clouds when they become too heavy

What is rain?

100

The organ that pumps blood throughout the body

What is the heart?

200

A bird that can fly backward

What is a hummingbird?

200

A flower known for its large head and seeds that are edible

What is a sunflower?

200

The star at the center of our solar system

What is the Sun?

200

A tool used to measure temperature`

What is a thermometer?

200

The bones that protect your heart and lungs

What are the ribs?

300

This reptile is known for changing its colors

What is a chameleon?

300

The process by which plants use sunlight to make food

What is photosynthesis?

300

Earth's closest neighbor in space

What is the moon?

300

The layer of gas surrounding Earth

What is the atmosphere?

300

The body system responsible for breaking down food

What is the digestive system?

400

The tallest land animal

What is a giraffe?

400

A plant part that anchors it to the ground and takes in water

What is a root?

400

The largest planet in our solar system

What is Jupiter?

400

This severe storm is characterized by a rotating column of air

What is a tornado?

400

The organ that helps you to see

What is the eye?

500

An amphibian that can survive for years without water

What is a lungfish?

500

The part of the plant responsible for reproduction

What is a flower?

500

This force keeps the planets in orbit around the Sun

What is gravity?

500

A scientist who studies weather

What is a meteorologist?

500

This is the smallest bone in the human body, found in the ear

What is the stapes (or stirrup)?

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