Vocabulary
Physical & Chemical Changes
Reactions & Properties
100

Anything that has mass and takes up space is called—

Matter

100

Melting and freezing cause a change in—

The state of matter

100

When baking soda and vinegar are mixed, a gas forms. This is a—

Chemical reaction

200

The heaviness of an object; force of gravity on mass is—

Weight

200

A crayon left in a hot car most likely—

Melted and changed shape

200

Physical or chemical characteristics that describe a substance are—

Properties

300

Matter cannot be created or destroyed is known as—

Conservation of Matter

300

When lemon juice and baking soda react, the mass—

Stays the same

300

A characteristic observed ONLY when chemical identity changes is a—

Chemical property

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