G5 Unit 2 Lesson 2 - Chemical and Physical Properties Flashcard

Front

What is an example of a chemical change?

Back

Mixing vinegar and baking soda is an example of a chemical change.

Front

What do chemical properties describe?

Back

Chemical properties describe a substance’s ability to participate in chemical reactions.

Front

What is a sign of a chemical change?

Back

A change in color can be a sign of a chemical change.

Front

What is an example of a chemical change involving a battery?

Back

Using a battery in a device is an example of a chemical change.

Front

What stays the same in water's different states (solid, liquid, gas)?

Back

Water’s composition stays the same even in solid, liquid, and gas form.

Front

Define chemical change.

Back

A chemical change is a process where substances combine or break apart to form new substances.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed without changing its identity.

Front

Give an example of a physical change.

Back

Melting ice is an example of a physical change.

Front

What is the difference between a chemical change and a physical change?

Back

A chemical change results in the formation of new substances, while a physical change does not.

Front

What is meant by 'composition' in chemistry?

Back

Composition refers to the types and amounts of substances that make up a material.