Physical and Chemical Changes Video intro

In a physical change, a new substance is formed

Which of the following items are true about chemical changes?

Using what you know now, is lighting a piece of paper on fire a physical change, or a chemical change?

Cutting the lemon: Physical or chemical change?

Squeezing the lemon into the water creates a(n)...

The ice melting is an example of a....

In a physical change, no new substance is formed

When ice becomes water, we have a new substance and a chemical change

Physical changes are

A chemical change is...

Matter cannot be...

In general, __________ changes take more energy