Physical and Chemical Changes

Front

Which of the following is a sign that a chemical reaction has occurred? Options: change in shape, melting, formation of a gas, dissolving

Back

formation of a gas

Front

Is melting butter for popcorn a chemical or physical change?

Back

physical

Front

Which of the following is NOT an example of a physical change? Options: crumpled paper, pencil sharpening, shrunken clothing, rust

Back

rust

Front

A change where one or more new substances are created.

Back

Chemical Change

Front

Fizzing, foaming, and burning are all examples of

Back

Chemical change

Front

The melting of wax is an example of a

Back

physical change

Front

Which is an example of a chemical reaction? Options: paper cut into small pieces, chocolate melting in a pan, flour and sugar mixed in a bowl, cookies baking in an oven

Back

cookies baking in an oven

Front

If two liquids of the same temperature are mixed together and a thermometer shows a temperature increase, this change is a

Back

Chemical change

Front

What is matter?

Back

Anything that has mass and takes up space

Front

In a physical change, the makeup of matter is changed. (True/False)

Back

False