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Y7 Chapter 2 Materials and their structure

Total questions: 65

Worksheet time: 57mins

Name
Class
Date
1.

What is a matter?

a)

Anything that can fill up a space and has mass.

b)

Something that can be measure by weight.

2.

What are the three states of matter? Choose 3 answers.

a)

Solid

b)

Liquid

c)

Gas

d)

Water

3.

Solid has a __________ shape.

a)

Fixed

b)

Not fixed

c)

Take up space

4.

Liquid has ________shape.

a)

No fixed

b)

Closed

c)

Fixed

5.

Particles in solid have these properties.

a)

close together, weak force of attraction, move slowly and flow over each other.

b)

very far apart, very weak force of attraction and move quickly.

c)

close together, has a strong force of attraction and vibrate.

6.

Particles in liquid have these properties.

a)

close together, has a strong force of attraction and vibrate.

b)

very far apart, very weak force of attraction and move quickly.

c)

close together, weak force of attraction,

move slowly and flow over each other.

7.

Particles in gas have these properties.

a)

very far apart, very weak force of attraction and move quickly.

b)

closely together, has a strong force of attraction and vibrate.

c)

close together, weak force of attraction,

move slowly and flow over each other.

8.
Particles of a liquid
a)
are tightly packed together and stay in a fixed position.
b)
have no viscosity.
c)
decrease in volume with increasing temperature.
d)
are free to move around one another but still touch.
9.
At higher temperatures
a)
particles in an object have less energy
b)
particles in an object move faster
c)
a gas contracts
10.

Matter is made up of particles. Which of the following statements is true about these particles?

a)

The particles that make up solids do not move

b)

The particles that make up liquids do not move

c)

The particles that make up all matter are constantly in motion

d)

Only the particles that make up gases are constantly in motion

11.

A compound consists of two or more ____________.

a)

Molecules

b)

Atoms

c)

Elements

d)

Pieces of matter

12.
Define a liquid.
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
13.
What term describes a liquid changing to a solid?
a)
Deposition
b)
Sublimation
c)
Evaporation
d)
Freezing
14.

What state of matter does this picture show?

a)

Liquid

b)

Matter

c)

Gas

d)

Solid

15.

A process that creates new substances from existing substances and can absorb or release thermal energy is ___________

a)

Chemical reaction

b)

Gas

c)

Melting

d)

Thermal energy

16.

Water in gas form is (a)  

17.

Particles in a ______________________ move quickly and are far apart.

a)

Solid

b)

Liquid

c)

Gas

18.

What is happening when my ice cream changes from a solid to a liquid?

a)

Freezing

b)

Boiling

c)

Melting

d)

Erosion

19.

The diagram shows arrangement of particles in a

a)

Solid

b)

Liquid

c)

Gas

20.

What state is represented in the gif?

a)

Solid

b)

Liquid

c)

Gas

21.

What state of matter does the picture below represent?

a)

solid

b)

liquid

c)

gas

22.
Snow, sleet, hail, and rain are all examples of  ________________. 
a)
evaporation
b)
condensation
c)
accumulation
d)
precipitation
23.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
24.
What is the energy source for the water cycle?
a)
the sun
b)
the earth
c)
water
d)
the moon
25.
What is the process during which water changes from a liquid to a gas as it heats up?
a)
Condensation
b)

water run-off

c)
Precipitation
d)
Evaporation
26.
What step of the water cycle occurs when clouds become too heavy? 
a)
Condensation
b)

water run-off

c)
Precipitation
d)
Evaporation
27.
What is the process during which water cools and turns from a gas to a liquid?
a)
Condensation
b)

water run-off

c)
Precipitation
d)
Evaporation
28.

As water evaporates it enters the air as

a)

clouds

b)

rain

c)

water vapor

29.

The water that moves along the surface of the earth is called

a)

groundwater

b)

open water

c)

water run-off

30.

Precipitation that enters the soil is called

a)

groundwater

b)

open water

c)

water run-off

31.

The image shows various stages in the water cycle. During which stage does water flow back towards the sea as water run-off?

a)

W

b)

X

c)

Y

d)

Z

32.

Name the 2 processes that have take place for water to be collected in the cup.

a)

melting and boiling

b)

freezing and condensation

c)

boiling and evaporation

d)

evaporation and condensation

33.

Boiling takes place _____________________.

a)

at the surface of the liquid

b)

throughout the liquid

34.

Which of the following involves heat loss?

a)

condensation

b)

melting

c)

evaporation

35.

Copper - Cu

a)

Element

b)

Compound

c)

Mixture

36.

Chalk - CaCO3

a)

Element

b)

Compound

c)

Mixture

37.

Water - H2O

a)

Element

b)

Compound

c)

Mixture

38.

Aluminum - Al

a)

Element

b)

Compound

c)

Mixture

39.

What is CO2 and example of?

a)

element

b)

mixture

c)

compound

40.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
41.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)

mixture

42.

2 or more different elements that are bonded together is called...

a)

A. element

b)

B. compound

c)

C. mixture

d)

D. solution

43.

In the following diagrams, the spheres represent particles. Different shadings represent different particles. Which of the following contains only one pure substance?

a)
b)
c)
d)
44.

The diagrams show three containers of gas. Which list correctly describes the gases in containers R, S and T?

a)

R = element,

S = compound,

T = mixture

b)

R = compound,

S = element,

T = mixture

c)

R = element,

S = mixture,

T = compound

d)

R = mixture,

S = element,

T = compound

45.

Given the diagrams X, Y and Z: Which diagram or diagrams represent a mixture of elements A and B?

a)

X only

b)

Z only

c)

X and Y

d)

X and Z

46.

These diagrams show three examples of matter. Which list correctly describes the matter in each picture?

a)

X = mixture,

Y = element,

Z = compound

b)

X = element,

Y = mixture,

Z = compound

c)

X = compound,

Y = element,

Z = mixture

d)

X = element,

Y = compound,

Z = mixture

47.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
48.
Classify the picture with the correct label.
a)
Mixture of Compounds
b)
Mixture of Elements
c)
Compound
d)
Mixture of Elements & Compounds
49.
This diagram represents a _____.
a)
pure substance that is a compound
b)
mixture of elements
c)
pure substance that is an element
d)
mixture of compounds
50.

Brass is a metal that is bright red and gold. It is formed by combining, not chemically, two elements, zinc and copper. Based on the information, how would brass be classified?

a)

an element

b)

compound

c)

mixture

d)

suspension

51.
a)
Element
b)
Compound
c)
Mixture
52.
a)
Element
b)
Compound
c)
Mixture
53.

Periodic Table is an orderly arranged table of __________?

a)

compounds

b)

mixture

c)

atoms

d)

elements

54.

Tick examples of compounds

a)
b)
c)
d)
55.

The vertical (up and down) columns in the Periodic Table are called

a)

groups

b)

towers

c)

periods

d)

atomic numbers

56.
a)

Element

b)

Compound

c)

Mixture

57.

Give an examples of mixture: a _ _

(a)  

58.

Give an examples of mixture: a _ _ _ _

(a)  

59.

Na2SO4- name?

a)

sulfur sulfate

b)

sodium sulfide

c)

sodium sulfate

d)

sodium oxygenate

60.

MgO- name?

a)

oxygen magnesium

b)

magnesium oxide

c)

magnesium oxate

d)

magnesium oxygenate

61.

LiOH- name?

a)

hydrogen lithium

b)

lithium oxyhydride

c)

lithium oxide

d)

lithium hydroxide

62.

HI - name?

a)

iodine hydrogenide

b)

hydrogen iodine

c)

hydrogen iodide

d)

hydrogen iodate

63.

H2SO4

a)

-ide

b)

-ate

64.

KOH

a)

Carbon oxide

b)

potassium oxide

c)

potassium hydride

d)

potassium hydroxide

65.

What is the correct name of the compound with the formula CaCO₃?

a)
calcium oxide
b)
calcium oxygen
c)

calcium carbonate

d)

monocalcium trioxide

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