Chapter 2 Vocab Quiz 3rd

Matter is anything that has __________ and takes up ___________

• space, mass

• mass, weight

• mass, space

• weight, space

A substance that cannot be separated or broken down into simpler substances by chemical means is a(n)

• Atom

• Element

• Molecule

• Chemical

When sugar gets heated to the point where it changes color from white to brown, it becomes caramel, a completely new substance. This is an example of a

• Physical change

• Chemical change

A substance made of two or more atoms of two or more different elements that are chemically combined

• compound

• Molecule

• Atom

• Element

Shows how many atoms of each element are in a unit of a substance

• Molecule

• Chemical formula

• Chemical property

• Matter

the melting point of a substance is

• The temperature at which a liquid becomes a gas

• The temperature at which a liquid becomes a solid

• The temperature at which a gas becomes liquid

• The temperature at which a solid becomes a liquid

Density

• The ratio of mass to volume of a substance

• How much matter is contained in a certain volume

• both

• Neither

the boiling point of a substance is

• The temperature at which a liquid becomes a gas

• The temperature at which a liquid becomes a solid

• The temperature at which a gas becomes liquid

• The temperature at which a solid becomes a liquid

A _________________ can be observed or measured to help identify the substance

• Physical property

• Chemical property

A fruit salad is an example of a __________________ because is does not have an even composition throughout

• Pure substance

• Element

• Homogeneous mixture

• Heterogeneous mixture