Earth Science
Force and Motion
Matter
Energy
Life Science
100

What is the layer of Earth where we live?

Crust

100

What is a push or pull on an object?

Force

100

What is anything that has mass and takes up space?

Matter

100

What type of energy does a moving object have?

Kinetic Energy

100

What is the basic unit of life?

Cell

200

What is the process called when rocks are broken down into smaller pieces?

Weathering

200

What force pulls objects toward Earth?

Gravity

200

What state of matter has a definite volume but takes the shape of its container?

Liquid

200

What is energy that is stored called?

Potential Energy

200

What is the process plants use to make food using sunlight?

Photosynthesis

300

What is the molten rock that erupts from a volcano called?

Lava

300

What is the measure of how fast something is moving?

Speed

300

What is the smallest unit of an element?

Atom

300

What is the main source of energy for life on Earth?

Sun

300

What organelle is known as the powerhouse of the cell?

Mitochondria

400

What is the name of the theory that continents were once joined together?

Theory of plate tectonics

400

What is Newton's First Law also called?

Law of Interia

400

What is the term for a substance made of two or more elements chemically combined?

Compound

400

What is the energy transfer that occurs when you touch something hot?

Conduction

400

What is the term for traits being passed from parents to offspring?

Heredity

500

What is the term for the movement of water through the atmosphere, ground, and oceans?

Water Cycle

500

What two factors determine the strength of gravitational force?

Mass and Distance

500

What is the process by which a liquid changes to a gas?

Evaporation

500

What is the law that states energy cannot be created or destroyed?

Law of Conservation of Energy

500

What are organisms that break down dead plants and animals called?

Decomposers