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Pure Substances and Mixtures

Authored by Christina Chiossone

Science

7th - 9th Grade

NGSS covered

Used 4+ times

Pure Substances and Mixtures
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14 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

___________ are the smallest unit of an element that maintains the properties of that element.

Atoms

Elements

Compounds

Mixtures

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

An _______________ is made up of one or more of the same kind of atom chemically combined.

atom

element

molecule

compound

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A ______________ is made up of different kinds of atoms chemically combined.

element

compound

mixture

molecule

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A _____________ contains a variety of elements and compounds that are not chemically combined with each other.

compound

element

molecule

mixture

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

True or False: elements AND compounds are pure substances.

True

False

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which of these is an element?

Salt (NaCl)

Water (H20)

Oxygen (O)

Carbon Dioxide (CO2)

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which of these is a compound?

Aluminium (Al)

Carbon Dioxide (CO2)

Nitrogen (N)

Sand

Tags

NGSS.MS-PS1-1

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