WCMS Science 7: Classifying Matter

Question 1

Each molecule is made up of two ______ of the element of chlorine.

Accepted Answer

Atoms

Question 2

______ can be separated by chemical means?

Accepted Answer

Compound

Question 3

Table salt (NaCl) is an example of?

Accepted Answer

A compound

Question 4

_______ can be separated by physical means.

Accepted Answer

Neither

Question 5

Which of the following is an example of an element?

Accepted Answer

A and B

Question 6

The gold (Au) is an example of?

Accepted Answer

An element

Question 7

When two or more different atoms combine _______ are formed.

Accepted Answer

compounds

Question 8

This is a model of four _______ .

Accepted Answer

Atoms

Question 9

The name of the ________ pictured below is Sodium.

Accepted Answer

Element

Question 10

There are four ________ in this nitrate compound.

Accepted Answer

Atoms

Question 11

Each atom is a _______ of Lead.

Accepted Answer

Element

Question 12

What is the difference between an element and a compound?

Accepted Answer

Compounds are made of more than one type of atom.

Question 13

This is a model of three ______.

Accepted Answer

Molecules

Question 14

A compound is represented by its ________.

Accepted Answer

chemical formula

Question 15

This is a model of one _________ of table salt.

Accepted Answer

Compound

Question 16

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

Accepted Answer

An element

Question 17

This is a model of one sodium _______.

Accepted Answer

Atom

Question 18

There are two different ________ represented in this nitrate compound.

Accepted Answer

Elements

Question 19

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

Accepted Answer

Elements and compounds

Question 20

Everything in the whole world is made of ______.

Accepted Answer

Matter

Question 21

There are two different ______ in the molecule.

Accepted Answer

Elements

Question 22

Which of the following is an example of a compound?

Accepted Answer

C

Question 23

This is a model of one _______ of matter

Accepted Answer

Compound

Question 24

When you have two or more atoms combined you have a ......

Accepted Answer

Molecule

WCMS Science 7: Classifying Matter

Questions 24

WCMS Science 7: Classifying Matter

Questions 24