Intro to Chem

What is the base unit for mass?

• grams

• second

• pounds

• ounces

Chemistry is defined as...

• The study of living things and the changes they undergo

• The study of matter and the changes it undergo

• The study of the environment

• The study of gravity and the effect it has on objects

Tags

NGSS.MS-PS1-5

______ is defined as anything that has mass and takes up space

• weight

• seconds

• matter

• mass

______ measures the amount of "stuff" in an object (stuff = atoms!)

• weight

• grams

• mass

• matter

Weight and mass are the same thing and can be used interchangeably.

• True

• False

____ is the unit we use to measure mass

• pounds

• ounces

• grams

• meters

____ is the amount of atoms packed into an object.

• matter

• meter

• mass

• None of the above

____ is the unit we use to measure length or distance

• seconds

• grams

• kilograms

• meter

____ is the base unit we use to measure time

• grams

• kilograms

• millisecond

• seconds

Prefixes allow us to express a larger or smaller number of base units.

• True

• False