Matter 1

Which of the diagrams below represent a mixture?

• A

• B

• C

• D

An element is a ___ that cannot be separated into simpler substances by physical or chemical means.

• pure substance

• mixture

• solution

• compound

__ is a pure substance containing two or more kinds of atoms.

• Element

• compound

• mixture

• solution

Water is made up of hydrogen and oxygen, two elements that were chemically combined. This makes water a(n)

• atom

• compound

• element

• mixture

Tags

NGSS.MS-PS1-1

What is an element?

• A substance that is made up of one type of atom and can't be reduced to simpler substances.

• A substance made of two or more different atoms chemically bonded to one another. They can only be destroyed by chemical processes.

• A material containing two or more elements or compounds that are in close contact and are mixed in any proportion. They can be separated by physical means.

Tags

NGSS.MS-PS1-1

Which of the following is an example of an element?

• Cu (copper)

• H20 (water)

• cereal

• CO2 (carbon dioxide)

contains 2 or more substances that are physically combined

• element

• compound

• mixture

Kool-aid is a example of a(n)

• element

• compound

• mixture

diagram "a" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

diagram "b" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1