Quiz about Science grade 3 mixing materials

Question 1

Humans breathe a gas called ...

Accepted Answer

Oxygen

Answer

Carbon dioksida

Answer

Carbon monoksida

Answer

Gases

Question 2

Vinegar is a ....

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 3

Bicarbonate of soda is a .....

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 4

Mixing vinegar and bicarbonate of soda makes a gas called...

Accepted Answer

Carbon dioxide

Answer

Nitrogen

Answer

Oxygen

Question 5

Air is a mixture of ...

Accepted Answer

Gases

Answer

Liquids

Answer

Solids

Question 6

Most of the air is a gas called ...

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Sulfur dioxide

Question 7

We can use .... To separate a mixture of rice and beans faster

Accepted Answer

Sieve

Answer

Magnet

Answer

Filter

Answer

Hand

Question 8

We can use a .... To separate a mixture of metal and sand faster

Accepted Answer

Magnet

Answer

Sieve

Answer

Filter

Answer

Hand

Question 9

Sand is ... In water

Accepted Answer

Insoluble

Answer

Soluble

Answer

Disolve

Question 10

Salt is .... In cooking oil

Accepted Answer

Insoluble

Answer

Soluble

Answer

Transparent

Question 11

Salt is .... In water

Accepted Answer

Soluble

Answer

Insoluble

Answer

Transparent

Question 12

The more water there is, the more salt can ...

Accepted Answer

Dissolve

Answer

Soluble

Answer

Insoluble

Question 13

When a solid dissolves in water the solid cannot be seen but the water is still...

Accepted Answer

Transparent

Answer

Mud

Answer

Dirt

Question 14

Where is a gas in the picture?

Accepted Answer

In the bubble

Accepted Answer

In the air around the girl

Answer

In the container

Answer

In the stick

Question 15

This girl is separating different types of plastic by ...

Accepted Answer

Hand

Answer

Sieve

Answer

Magnet

Answer

Filter

Question 16

Where is a liquid in the picture?

Accepted Answer

In the container

Accepted Answer

The outside of the bubble

Answer

In the bubble

Answer

The air around the girl

Question 17

Where is a solid in the picture?

Accepted Answer

The bubble wand

Accepted Answer

The clothes

Accepted Answer

The hair

Answer

The outside of the bubble

Question 18

Stay the same shape unless they are compressed, stretched, twisted, or bent

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 19

Change shape easily and take the shape of the container they are in

Accepted Answer

Liquids

Answer

Gases

Answer

Solids

Question 20

Spread out to fill the space around them

Accepted Answer

Gases

Answer

Liquids

Answer

Solids

Question 21

Which one is solid?

Accepted Answer

A brick

Answer

Water

Answer

The air inside the bubble

Question 22

Which materials are solids?

Accepted Answer

Wood

Accepted Answer

Metal

Accepted Answer

Plastic

Answer

Milk

Question 23

Which materials are liquids?

Accepted Answer

Water

Accepted Answer

Milk

Accepted Answer

Oil

Answer

Nitrogen

Question 24

Air is a mixture of gases

Accepted Answer

True

Answer

False

Question 25

Some gases do have colour yellow

Accepted Answer

Chlorine

Answer

Hydrogen sulfide

Answer

Nitrogen

Answer

Oxygen

Question 26

Some gases have smell likes rotten meat

Accepted Answer

Hydrogen sulfide

Answer

Chlorine

Answer

Nitrogen

Answer

Carbon dioxide

Question 27

Two or more materials are mixed together it is called....

Accepted Answer

Mixture

Answer

Equipment

Answer

Dissolve

Answer

Insoluble

Question 28

Some mixture can be separated by ...., But this is very slow

Accepted Answer

Hand

Answer

Sieve

Answer

Magnet

Answer

Filter

Question 29

The equipment is used to separate soil from old plants roots. It has many small holes. This piece of equipment is called....

Accepted Answer

A sieve

Answer

A magnet

Answer

A simple filter

Answer

A layered filter

Question 30

Separating a mixture of different metals, using ...

Accepted Answer

Magnet

Answer

Sieve

Answer

Simple filter

Answer

Layered filter

Question 31

What word can we use for things like sieves, magnets and other objects that help us to do things?

Accepted Answer

Equipment

Answer

Mixture

Answer

Materials

Answer

Tools

Question 32

Marcus has mixed up the beans and the salt. How can he separate this mixture?

Accepted Answer

Use a sieve

Answer

Use a simple filter

Answer

Use a layered filter

Answer

Use a magnet

Question 33

Think about how you will separate a mixture of sand, rice and paperclips.

Accepted Answer

First I use sieve to separate sand from the other mixtures and then I use magnet to separate paperclips from rice

Accepted Answer

First I use magnet to take the paperclips and then I use sieve to separate rice from sand

Answer

First I use hand to take the paperclips and then I use sieve to separate rice from sand

Answer

First I use magnet to take paperclips and then I use filter to separate rice from sand

Question 34

What was happened to the sugar?

Accepted Answer

It is dissolve

Answer

It is magic

Answer

It is hides

Answer

It is disappear

Question 35

When the solid has dissolved we cannot see it but it is still there. We say they ...

Accepted Answer

Transparent

Answer

Translucent

Answer

Opaque

Answer

Soluble

Question 36

We describe solids that do not dissolve in a liquid as ...

Accepted Answer

Insoluble

Answer

Soluble

Answer

Transparent

Question 37

Sugar..... In water

Accepted Answer

Dissolve

Answer

Soluble

Answer

Insoluble

Answer

Mix

Question 38

In Which glass of water did the least salt dissolve?

Accepted Answer

The glass containing the least of water

Answer

The glass containing the most of water

Answer

The glass containing more water

Question 39

In which glass of water did the most salt dissolve?

Accepted Answer

The glass containing the most water

Answer

The glass containing the least water

Answer

The glass containing the middle water

Question 40

Which liquids will salt dissolve in?

Accepted Answer

Water

Accepted Answer

Vinegar

Answer

Cooking oil

Answer

Sand

Question 41

We can separate the insoluble solids from the liquid by using ....

Accepted Answer

a filter

Answer

a sieve

Answer

a magnet

Question 42

A filter has holes that let some of mixture pass through

Accepted Answer

True

Answer

False

Question 43

Solids in the mixture stay in the filter because the pieces are too big to pass through the holes

Accepted Answer

True

Answer

False

Question 44

A cone-shaped piece of equipment that can be used to support the filter paper

Accepted Answer

Funnel

Answer

Beaker

Answer

Conical flask

Answer

Glass

Question 45

This is a ....

Accepted Answer

Layered filter

Answer

Simple filter

Answer

Sieve

Question 46

Name the part of layer from up to down

Accepted Answer

Small stones, sand layer, cotton wool layer

Answer

Sand layer, cotton wool layer, small stones

Answer

Small stones, cotton wool layer, sand layer

Question 47

Plastic is made from .... Is found in the ground

Accepted Answer

Oil

Answer

Metal

Answer

Rocks

Answer

Ores

Question 48

Metals are made from rocks in the ground called...

Accepted Answer

Ores

Answer

Fossil

Answer

Pebble

Answer

Big rock

Question 49

The metal has to be separated from other to make pure metal. The metal ore is heated and melted to separate the metal. This process called ...

Accepted Answer

Smelting

Answer

Melting

Answer

Freezing

Answer

Burning

Question 50

Natural gas is a gas found underground. We burn it to ...

Accepted Answer

Cook

Accepted Answer

Heat our homes

Accepted Answer

Make electricity

Answer

Make carbon dioxide

Question 51

Oil heated to make ....

Accepted Answer

Petrol

Accepted Answer

Diesel

Accepted Answer

Plastics

Answer

Gas

Question 52

Materials that we burn are called ...

Accepted Answer

Fuels

Answer

Fire

Answer

Carbon

Answer

Ores

Question 53

Fuels like natural gas, crude oil, petrol and diesel all contain a material called ...

Accepted Answer

Carbon

Answer

Nitrogen

Answer

Sulfur

Answer

Rocka

Question 54

Too much carbon dioxide in the air is making the earth get warmer. This is called...

Accepted Answer

Global warming

Answer

Global accident

Answer

New invention

Answer

Global hotter

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