Matter Unit

Density, boiling point, melting point, and solubility are all types of _____________ properties.

• physical
• chemical

When heat is added, a solid can become a liquid.

• True
• False

When heated, the atoms in a substance:

• are destroyed
• become invisible
• move faster
• slow down

Chemical changes:

• happen only in labs
• make atoms grow
• have irregular shapes
• are irreversible

All atoms of the same ______________ have the same properties.

• mixture
• compound
• element
• solution

Compared to gases, liquids are not easily compressed because particles of a liquid ____________________.

• are closer together
• are moving faster
• have a crystal structure
• are smaller and lighter

Matter takes up both _____________________.

• space and temperature
• mass and space
• heat and temperature
• space and heat

Solubility is a ___________ property

• Chemical
• Physical

Flammability and Reactivity are ________________ properties.

• Chemical
• Physical

Shape, Boiling Point, and Density are ______________ properties.

• Chemical
• Physical