Science test topic 3

Question 1

A substance that can be dissolved

Answer 1

soluble

Question 2

cannot be dissolved

Answer 2

insoluble

Question 3

What mixture can be easily separated

Answer 3

heterogeneous

Question 4

Smaller mixtures can easily be separated by sifting or a process called

Answer 4

filtration

Question 5

Shampoo and milk are examples are

Answer 5

homogeneous mixtures

Question 6

if salt and water are dissolved, a way to separate them is to

Answer 6

boil them

Question 7

Cereal and milk are examples of

Answer 7

heterogeneous mixtures

Question 8

The large number that comes before a molecule is

Answer 8

A coefficient

Question 9

The little number after a molecule is

Answer 9

A subscript

Question 10

If iron was mixed with plastic a way to separate it is

Answer 10

Magnetism

Question 11

liquid to gas

Answer 11

evaporation

Question 12

heterogeneous mixtures can be separated by

Answer 12

physical means

Question 13

In a solution sugar and water is the

Answer 13

solute

Question 14

A solution is known as

Answer 14

the best - mixed

Question 15

If a solution of liquids heats up, it will dissolve faster this is known as a

Answer 15

solubility rate

Question 16

A chemical formula indicates, what things about a molecule

Answer 16

Present and how many elements