Riggs: Classifying Matter

Question 1

Which of the following is an example of an element?

Accepted Answer

A and B

Question 2

Table salt (NaCl) is an example of?

Accepted Answer

A compound

Question 3

Stainless steel is an example of ________?

Accepted Answer

Homogeneous mixture

Question 4

Granite rock is an example of?

Accepted Answer

A heterogeneous mixture

Question 5

A compound is represented by its ________.

Accepted Answer

chemical formula

Question 6

In a _______ mixture, each substance can be easily distinguished.

Accepted Answer

heterogeneous

Question 7

Which classification(s) of matter is(are) pure substances?

Accepted Answer

Elements and compounds

Question 8

Air is an example of?

Accepted Answer

A homogenous mixture

Question 9

The following image is an example of?

Accepted Answer

A heterogeneous mixture

Question 10

When different atoms combine in whole number ratios _______ are formed.

Accepted Answer

compounds

Question 11

Most materials we use and encounter daily are ________.

Accepted Answer

Mixtures

Question 12

In a _______ mixture, the material has the same composition throughout.

Accepted Answer

homogenous

Question 13

The following image is an example of?

Accepted Answer

An element

Question 14

What is the difference between an element and a compound?

Accepted Answer

Compounds are made of more than one type of atom.

Question 15

Which of the following is an example of a compound?

Accepted Answer

C

Question 16

A material made of combined substances that each retain their own properties is called?

Accepted Answer

A mixture

Question 17

Salt water is an example of?

Accepted Answer

A homogenous mixture

Question 18

Any material consisting of only one type of atom is classified as what?

Accepted Answer

An element

Question 19

_______ can be separated by physical means.

Accepted Answer

A mixture

Questions 19