UNIT 2 Review---Part 1

The SI base unit for mass is the

• kilogram

• gram

• pound

• milligram

All of the following are appropriate units for volume EXCEPT:

• mL

• L

• cm³

• m

A graduated cylinder is used to measure the:

• mass of a solid

• volume of a solid

• mass of a liquid

• volume of a liquid

__________ is anything that has both mass and volume.

• Mass

• Matter

• Meter

• Chemistry

If you drop your phone and crack the screen, what has happened to the matter in the glass?

• The matter is completely destroyed.

• The amount of matter is less.

• A million new substances are made.

• The matter looks different, but the amount stays the same.

What is the difference between mass and weight?

• Weight never changes.

• Mass never changes.

• Mass varies based on location.

• Mass is dependent on some gravitation pull.

A mixture is not considered a pure substance.

• True

• False

Select all the statements that describe why table salt is a pure substance.

• Salt cannot be separated further by physical means.

• A container of salt contains only one compound.

• Salt is solid like all other pure substances.

• Salt has the same chemical composition throughout.

Substances may be either elements or compounds.

• True

• False

Which of the following is NOT a classification for matter?

• liquids

• elements

• compounds

• mixtures