Physical and Chemical Changes

When an ice cub melts, it is still water

• True

• False

A change that affects one or more physical properties of a substance is?

• Physical Change

• Chemical Change

• Law of Conservation of Mass

Melting butter is an example of a __________ change.

• Physical

• Chemical

Dissolving sugar in water is an example of __________ change.

• Physical

• Chemical

A ________________ occurs when one or more substances change into entirely new substances with different properties.

• Physical Change

• Chemical Change

• Law of Conservation of Mass

Burning wood is an example of what type of change?

• Physical

• Chemical

What are the signs of a chemical reaction?

• Production of an Odor

• Production of a Gas

• Formation of a Participate

• Change in Color

• All of the Above

Boiling water is and example of what type of change?

• Physical

• Chemical

Baking a cake is an example of what type of change?

• Physical

• Chemical

In ordinary chemical and physical changes, mass is not created or destroyed but is only transformed into different substance describes ___________

• Physical Change

• Chemical Change

• Law of Conservation of Mass