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WorksheetsBalanced and Unbalanced Forces
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
2.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
3.
What is the force that causes objects to fall to Earth?
a)
Air resistance
b)
Gravity
c)
Water resistance
d)
Pressure
4.
Which of these is NOT a force?
a)
Friction
b)
Air resistance
c)
Water resistance
d)
Electrical resistance
5.
What is the name of the units that we measure force in?
a)
Einsteins
b)
Newtons
c)
Kg
d)
Metres
6.
Which is the correct definition of a 'force'?
a)
An influence, which cannot be measured, that causes something to move, stop moving or change direction.
b)
An influence, which can be measured, that causes something to move, stop moving or change direction.
c)
Something which has power.
d)
An influence, which can be measured, that causes something to move.
7.
When two objects rub together, what force do they produce
a)
Gravity
b)
Air resistance
c)
Friction
d)
Water resistance
8.
If these teams are pulling with the same amount of force what will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
9.
Which example would be a balanced force?
a)
Train moving at a constant speed in the same direction.
b)
A skier going down a hill.
c)
A basketball being passed to a teammate.
d)
An apple falling to the floor.
10.
Which of the following is NOT an example of a noncontact force?
a)
b)
c)
d)
11.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter
d)
A rocket taking off
12.
Which of the following objects will experience an unbalanced force?
a)
A bike rider on a smooth and level road, pedaling at a constant rate.
b)
A train pulling on another train, each with the same amount of force.
c)
A chair sitting on the floor with balanced forces acting in opposite directions.
d)
A ball rolling across the floor with friction acting in the opposite direction.
13.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move up.
14.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
15.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
16.
What force does a parachute use to slow things down before hitting the ground?
a)
Friction
b)
Air resistance
c)
Water resistance
d)
Wind
17.
What type of force is air resistance?
a)
Contact
b)
Non-contact
18.
When two objects rub together, what force do they produce
a)
Gravity
b)
Air resistance
c)
Friction
d)
Water resistance
19.
Does mass differ from weight?
a)
Yes- they are very different!!
b)
No- they can be interchanged
c)
I am not sure- I have more studying to do before Friday!!
20.
Imagine you travel to another planets. What will change as you walk around the surface of the planet- your mass or your weight?
a)
Mass
b)
Weight
c)
Both
d)
Neither
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