Ch. 7 L. 5 Compounds

What kind of change is created when there is a combination of atoms?

• chemical

• physical

• tense

• partial

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Something that has a CONSTANT composition, made up of, is called this:

• compound

• solution

• atoms

• molecules

Tags

NGSS.MS-PS1-1

What job gives the chemical formula and names compounds?

• chemist

• biologist

• physicist

• dentist

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Chemical formulas indicate, or identify, the number and type of atoms combined in a substance using:

• subscripts

• element symbols

• QR codes

• hieroglyphics

Tags

NGSS.MS-PS1-1

What instrument, or tool, do scientists use to identify compounds?

• mass spectrometer

• magnifying glass

• atoms

• stethoscope

Tags

NGSS.MS-PS1-2

What type of compound is being heated in the picture? Think about the color.

• sodium

• strontium

• potassium

• anikaium

What type of compound is being heated in the picture? Think about the color.

• sodium

• strontium

• potassium

• anikaium

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-5

What type of compound is being heated in the picture? Think about the color.

• sodium

• strontium

• potassium

• anikaium

Tags

NGSS.MS-PS1-2

Crude oil is used to make the following. Select all the best choices:

• gasoline

• kerosene

• diesel fuel

• wool

• cotton

Tags

NGSS.MS-PS1-3

Rubber is made from long strings of

• hydrocarbons

• hypocarbons

• hypercarbons

• hypnocarbons

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-3