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Worksheets

Science

Total questions: 25

Worksheet time: 17mins

Name
Class
Date
1.

Friction is the force between two touching things.

a)

True.

b)

False.

2.
What is the force that causes objects to fall to Earth?
a)
Air resistance
b)
Gravity
c)
Water resistance
d)
Pressure
3.
In which direction does gravity act?
a)
Downwards
b)
Upwards
c)
In all directions
d)
Towards the centre of the Earth
4.
When two objects rub together, what force do they produce
a)
Gravity
b)
Air resistance
c)
Friction
d)
Water resistance
5.

Is this an example of a balanced or unbalanced force?

a)

Balanced force

b)

Unbalanced force

c)

I don't know

6.

What units are forces measured in?

a)

Joules

b)

Amps

c)

Newtons

d)

Degrees Celsius

7.

On Earth, 1kg causes a weight of approximately 10N. What would the boy's weight be? (50)

a)

50N

b)

5N

c)

250N

d)

500N

8.

What is a magnet

a)

A magnet is that can conduct electricity

b)

A magnet is an object that can attract a substance

c)

A magnet is a substance that electricity can not pass through

9.

It two forces are the same size, something will happen. The forces are unbalanced.

a)

True.

b)

False.

10.

Newton invented the motion of the bodies.

a)

True

b)

False

11.
this circuit is .....?
a)
open
b)
parallel
c)
closed
d)
The cutest little circuit evah!
12.
What is a series circuit?
a)
The transfer of electrons from one object to another
b)
A circuit with a single path the current follows
c)
A circuit that goes in multiple directions
d)
A circuit that takes place in a series of events
13.
When all parts of the circuit are connected it is a ______ circuit. 
a)
open
b)
closed
14.

this is the symbol for a _____?

a)

switch

b)

light

c)

battery

d)

wires

e)

open switch

15.
what is this symbol for?
a)
light bulb
b)
cell
c)
battery
d)
resistor
16.
This is the symbol for a ...
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
17.

This is the circuit symbol for ...

a)

Capital A

b)

a bulb

c)

an ammeter

d)

a voltmeter

18.

This is the circuit symbol for ...

a)

a bulb

b)

V

c)

an ammeter

d)

a voltmeter

19.

This is the circuit symbol for ...

a)

an ammeter

b)

a voltmete

c)

a battery

d)

a cell

20.
What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O
a)
Reactants
b)
Products 
c)
Yields 
d)
Chemical Equation 
21.
What is the part of the chemical equation in green called? 
Fe + S --> FeS
a)
products
b)
reactants
c)
yield
d)
chemical formula
22.
What coefficient should be used to make the following equation balanced?
N2+O2--> _NO 
a)
1
b)
2
c)
3
d)
4
23.
Which problem is balanced?
(Check ALL answers)
a)
PbO2 + 2H2
b)
SO2 + H20 --> H2SO4
c)
2Na + 2H2O --> 2NaOH + H2
24.
Element or compound?
H2O
a)
element
b)
compound
25.
Is this balanced?
Al + O2 → 2Al2O3
a)
Yes
b)
No

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