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Year 7 half term quiz

Total questions: 90

Worksheet time: 2hrs 37mins

Name
Class
Date
1.

A circuit made of wires, a lamp, a switch, and a cell is shown at the right. What change is needed for the lamp to glow?

a)

The switch needs to be opened.

b)

The switch needs to be closed.

c)

The cell needs an insulator.

d)

The wire needs to be connected to the bottom of the cell.

2.
Which property of wood makes it a good material for the handle on a cooking tool? 
a)
Wood is a natural material. 
b)
Wood is unaffected by metal. 
c)
Wood conducts heat well. 
d)
Wood does not conduct electricity well.
3.
Which material is the best conductor of heat? 
a)
aluminum 
b)
glass
c)
wood
d)
plastic
4.
Which of the following items could not be used to create a closed circuit? 
a)
battery, light bulb 
b)
battery, wires, buzzer
c)
battery, light bulb, wires 
d)
battery, light bulb, buzzer, wire
5.
What roofing material would conduct the least amount of heat? 
a)
copper 
b)
aluminum 
c)
 cedar wood 
d)
steel
6.
Which statement best describes the circuit in the diagram?
a)
It is a series circuit.
b)
It is a parallel circuit.
c)
There are 2 paths.
d)
The circuit is opened.
7.
Which statement best describes the circuit in the diagram?
a)
If one light goes out the other light will also go out because it is a series circuit.
b)
There is only 1 path.
c)
If one light goes out the other light will stay on because it is a parallel circuit.
d)
The circuit is opened.
8.
Which poles make the magnets in the picture possible?
a)
north and south
b)
south and south
c)
north and north
d)
up and down
9.
True or False
 If you hear thunder, lightning is close enough to strike you.
a)
False
b)
True
10.

Electric current is defined as

a)

detect electric current

b)

negative terminal to positive terminal

c)

positive terminal to negative terminal

d)

the flow rate of electric charges through a conductor

11.

Electrons flows from

a)

detect electric current

b)

negative terminal to positive terminal

c)

positive terminal to negative terminal

d)

the flow rate of electric charges through a conductor

12.
What is voltage measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
13.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
14.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
15.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
16.
How do you calculate current
a)
Resistance X Voltage
b)
Voltage X Resistance
c)
Resistance ÷ Voltage
d)
Voltage ÷ Resistance
17.
How do you calculate resistance?
a)
Voltage X Current
b)
Current ÷ Voltage
c)
Voltage ÷ Current
d)
Current X Amps
18.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
19.
What resistance is needed to cause a 50A current flow because of a 500V battery?
a)
10Ώ
b)
5Ώ
c)
2500Ώ
d)
550Ώ
20.
What subject is attracted to a magnet?
a)
Silver
b)
Water
c)
Metal
d)
Iron
21.
What happens when two north poles of a magnet are placed together?
a)
they repel
b)
they attract
c)
they cancel each other out
d)
the strength of the magnet is doubled
22.
A north pole and a south pole will attract.
a)
True
b)
False
23.
True or False: All metals stick to magnets.
a)
True
b)
False
24.
True or False:
A magnet wrapped in cloth will attract paper clips.
a)
True
b)
False
25.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
26.
When two magnets attract, they ______________
a)
push apart
b)
change color
c)
get colder
d)
pull together
27.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
28.
The force of magnetism is stronger when magnets are ________________
a)
cold
b)
round
c)
closer together
d)
farther apart
29.

Objects that are attracted to each other are called

a)

Nonmagnetic objects

b)

Metal

c)

Magnetic Objects

d)

Electric Objects

30.

If you put a magnet with two of the same poles near each other, they...

a)

attract (move closer)

b)

repel (move away)

31.

If you put a magnet with two different poles together, they...

a)

repel (move away)

b)

attract (move closer)

32.

What is this magnet called?

a)

bar magnet

b)

horseshoe magnet

c)

donut magnet

33.

Magnets can pull on things without touching them.

a)

True

b)

False

34.
What is the biggest bone in your body?
a)
fibula
b)
humerus
c)
pelvis
d)
femur
35.
Where is the smallest bone in your body?
a)
hand
b)
spine
c)
ear
d)
pinky toe
36.
How many bones does an adult human have?
a)
300
b)
306
c)
206
d)
602
37.
Who has more bones: an adult or a baby?
a)
baby
b)
adult
c)
both have the same
d)
neither have bones
38.
What is another name for your collar bone?
a)
scapula
b)
clavicle
c)
patella
d)
sternum
39.
What do your bones protect?
a)
organs
b)
skin
c)
muscles
d)
feelings
40.
What bones protect your heart and lungs?
a)
pelvis and spine
b)
brain and spine
c)
ribs and sternum
d)
ribs and pelvis
41.
What are the three jobs of your bones?
a)
movement, structure, joints
b)
movement, structure, protection
c)
structure, digestion and breathing
d)
movement, digestion and breathing
42.
What does your bone marrow make?
a)
muscles
b)
cartilage
c)
blood cells
d)
germs
43.
Where are three places you can find cartilage?
a)
nose, tongue and eyes
b)
nose, ears and joints
c)
fingernails, lips and eyes
d)
skin, eyes and lungs
44.
What do we call the place where two or more bones meet?
a)
head
b)
cranium
c)
joints
d)
feet
45.
Do bones grow?
a)
yes
b)
no
46.
What is the name of a baby kangaroo?
a)
fawn
b)
kid
c)
joey
d)
lamb
47.

A baby DEER is a...

a)

yearling

b)

fledgling

c)

calf

d)

fawn

48.

A baby FROG is a...

a)

nit

b)

tadpole

c)

nymph

d)

larva

49.

A baby OCTOPUS is called a ...

a)

Octling

b)

Fry

c)

Guy

d)

Octonaut

50.
The following are examples of solids except
a)
syrup
b)
text book
c)
desk
d)
lunchbox
51.
What do we use to measure temperature in a liquid?
a)
thermometer
b)
scale
c)
pan balance
d)
ruler
52.
___________________ this state of matter has a definite shape and definite volume. 
a)
solid
b)
liquid
c)
gas
d)
matter
53.
does not have a definite shape or volume
a)
volume
b)
solid
c)
liquid
d)
gas
54.
Volume is.....
a)
the weight of an object
b)
the gravity of an object
c)
how much space an object takes up
d)
measured with a balance scale
55.
What reaction type is characterized by the reactant breaking down as the reaction progresses?
a)
Synthesis
b)
Decomposition
c)
Combustion
d)
Double Replacement
56.
What two molecules are produced in a combustion reaction?
a)
CO2 + NH4
b)
SiO2 + H2O
c)
H2O + CO2
d)
CO2 + H2O2
57.
Is the reaction below exothermic or endothermic?
CH4 + 2O2 → CO2 + H2O + heat
a)
exothermic
b)
endothermic
58.
The Law of Conservation of Mass states
a)
that matter exists in all states and reacts the same
b)
that matter can only be changed into new substances by introducing a catalyst
c)
that matter exists in the same state throughout any chemical change
d)
that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants
59.
___________________ are the elements/compounds formed in a chemical reaction (on the right)
a)
Polymers
b)
Bonds
c)
Reactants
d)
Products
60.
What are the reactants in the chemical equation pictured?
a)
CH4 and CO2
b)
CH4 and O2
c)
CO2 and H2O
d)
O2 and H2O
61.
Is this balanced?...
Fe + S --> FeS
a)
YES!
b)
NO!
62.

The smallest particle of an element; made of electrons, protons, and neutrons

a)

Atoms

b)

Elements

c)

Molecules

d)

Products

63.

The process by which one or more substances change to produce one or more different substances

a)

Chemical Process

b)

Reactant

c)

Chemical Reaction

64.

A solid that is deposited from a solution

a)

Solid

b)

Liquid

c)

Product

d)

Precipitate

65.

A substance produced during a chemical reaction

a)

Product

b)

Reactant

c)

Properties

66.

A substance that takes part in and undergoes change during a reaction

a)

Product

b)

Molecule

c)

Reactant

67.

A chemical reaction or process that absorbs heat from the surroundings

a)

Endothermic

b)

Exothermic

68.

A chemical reaction or process that releases heat.

a)

Endothermic

b)

Exothermic

69.

Which one of the following is not a fossil fuel?

a)

Wood

b)

Coal

c)

Petrol

d)

Natural Gas

70.

What do we use limewater to test for?

a)

Carbon Dioxide

b)

Water

c)

Heat

d)

Smoke

71.

Why do we burn a fuel?

a)

To have fun

b)

To release energy

c)

To lose energy

d)

To produce carbon dioxide

72.
What is essential for a combustion reaction to begin?
a)
Carbon dioxide
b)
Fuel 
c)
Fuel, oxygen and heat
d)
Water and oxygen
73.

What does this hazard symbol warn of?

a)

The substance is explosive

b)

The substance burns easily

c)

The substance supplies oxygen to fires

d)

The substance puts out fires

74.

What does incomplete combustion produce that complete combustion doesn't?

a)

Carbon Monoxide

b)

Water

c)

Heat

d)

Carbon Dioxide

75.

What are the types of combustion?

a)

Complete and incomplete

b)

Incomplete and inexact

c)

Impossible and possible

d)

Computer and incomplete

76.
Every living organism is made up of one or more cells
a)
True
b)
False
77.
Which of the following are NOT found in animal cells
a)
chloroplasts and cytoplasm
b)
chloroplasts and cell wall
c)
cell wall and cell membrane
d)
mitochondria and nucleus
78.

Which of the following converts food into energy for the cell?

a)

vacuole

b)

mitochondria

c)

cytoplasm

d)

cell membrane

79.
Which structures are found in every living cell?
a)
cell membrane and cytoplasm
b)
chloroplasts and mitochondria
c)
a cell wall and nucleus
d)
chloroplasts and cell wall
80.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
81.

Does pineapple belong on pizza?

a)

Yes obviously!

b)

No way thats gross!

c)

Not tried it before

82.

Which logo it this?

a)

Instagram

b)

Snapchat

c)

My space

d)

Amazon

83.

Which logo is this ?

a)

Facebook

b)

Miama Heat

c)

Twitter

d)

birdie

84.

Which logo is this ?

a)

Chicago Bulls.

b)

Washington state

c)

Citgo

d)

Farm fresh

85.

Which logo is this?

a)

Polo

b)

Jordan

c)

Nike

d)

Sketchers

86.

Which logo it this?

a)

Fuzz

b)

Sephora

c)

Yellow ocean

d)

Shell

87.

which logo is this

a)

barcalona

b)

real madrid

c)

liverpool

d)

manchester united

88.
Which social media has this logo?
a)
Snapchat
b)
Facebook
c)
Pinterest
d)
Instagram
89.
What event has this logo?
a)
Superbowl
b)
World Series
c)
Olympics
d)
March Madness
90.
Which brand has this logo?
a)
Nike
b)
Adidas
c)
Under Armor
d)
Vans

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