Quiz about Year 7 WATER

Question 1

________________ changes water vapour into water.

Accepted Answer

Condensation

Answer

States of matter

Answer

Solid

Answer

Liquid

Question 2

If water freezes into ice, the amount of mass ____________________.

Accepted Answer

stays the same

Answer

gets heavier

Answer

gets lighter

Question 3

The particles in a _________________ are farthest apart.

Accepted Answer

gas

Answer

liquid

Answer

solid

Question 4

Liquid water does not have a definite ________________.

Accepted Answer

shape

Answer

volume

Question 5

Water changing from a liquid to a solid is _____________________.

Accepted Answer

freezing

Answer

evaporation

Answer

gas

Answer

vapor

Question 6

Water changing from a liquid to a gas is called _______________.

Accepted Answer

evaporation

Answer

condensation

Question 7

The substance being dissolved in a solution.

Accepted Answer

solute

Answer

sands

Answer

solvent

Answer

alloy

Question 8

The substance in which a solute is dissolved

Accepted Answer

solvent

Answer

sands

Answer

alloy

Answer

negative particles

Question 9

Solutions are composed of __________ .

Accepted Answer

solutes and solvents

Answer

salts and solutes

Answer

solvents and salts

Answer

solutes and alloys

Question 10

Which is an example of a solvent?

Accepted Answer

Water

Answer

Salt

Answer

Egg whites

Answer

Sugar

Question 11

Which is an example of a solute?

Accepted Answer

Sugar

Answer

Egg whites

Answer

Water

Answer

Acetone

Question 12

The diagram shows the apparatus for separating soil and water. What are the labelled parts?

Accepted Answer

A = residue, B = filtrate

Answer

A = distillate, B = filtrate

Answer

A = filtrate, B = residue

Answer

A = residue, B = distillate

Question 13

To separate a mixture of salt and water what separation method is used?

Accepted Answer

Evaporation to dryness

Answer

Filtration

Answer

Distillation

Answer

Chromatography

Question 14

Which separation technique uses the apparatus shown in the diagram?

Accepted Answer

distillation

Answer

filtration

Answer

evaporation

Answer

chromatography

Question 15

What is the boiling point of water?

Accepted Answer

100oC

Answer

0oC

Answer

80oC

Answer

95oC

Question 16

Dyes in water soluble markers may be separated by means of

Accepted Answer

Chromatography

Answer

Simple distillation

Answer

Crystallisation

Answer

Filtration

Question 17

Which of the following is a way of conserving water?

Accepted Answer

Use the washing machine at full load

Answer

Leave the tap running while brushing teeth

Answer

Use a hose to wash the car

Answer

Leave the shower running while soaping

Question 18

Why do we need to conserve water?

Accepted Answer

It is a limited resource.

Answer

It is an unlimited resource.

Answer

There is a lot of water.

Answer

There is no need to conserve water.

Question 19

Which of these ways to wash the car saves the most water?

Accepted Answer

Take it through a car wash that recycles water

Answer

Wash it in the driveway with the garden hose

Answer

Drive it into the lake

Answer

Make your little brother wash it

Question 20

Which of the following is a way to conserve water?

Accepted Answer

fix a leaking pipe

Answer

stop washing

Answer

use cold water

Answer

water the lawn each day

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science