3rd Grade Science Flashcard

Front

What are the three states of matter?

Back

Solid, Liquid, Gas

Front

What is a physical change?

Back

A change that does not alter the chemical composition of a substance, such as melting ice.

Front

What is the main function of plant leaves?

Back

To make food through the process of photosynthesis.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded, such as air.

Front

What is an example of a physical change?

Back

An ice cube melting from the heat of your hand.

Front

What is matter?

Back

Anything that has mass and takes up space.

Front

What is the process of photosynthesis?

Back

The process by which plants use sunlight to make food from carbon dioxide and water.

Front

What is a solid?

Back

A state of matter with a definite shape and volume.

Front

What is a liquid?

Back

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

Front

What is a gas?

Back

A state of matter that has no definite shape or volume.