WorksheetsPS Unit 7 Review
Total questions: 20
Worksheet time: 29mins
Are the forces acting on this object balanced or unbalanced?
Balanced
Unbalanced
What is the net force?
Are the forces acting on this object balanced or unbalanced?
Balanced
Unbalanced
When a cannon fires a cannonball we observe Newton's third law. Which is the reaction force?
The cannon moving forward
The cannon moving backwards
The cannonball moving backwards
The cannonball moving forward
The object with the most mass will have the least acceleration.
True
False
Force and _______ are measured in Newtons
acceleration
mass
gravity
An object is falling downward through Earth's atmosphere. In which direction is the air resistance force?
Down
Up
Around the object
Through the object
When dropped from the same height in air, which envelope will reach the ground first?
crumpled envelope
flat envelope
both
An 10 kg object is moving with an acceleration of 2 m/s squared. What is the force of the object? (F=ma)
20 N
10 N
2 N
5 N
A 20-N net force acts on an object with a mass of 2.0 kg. What is the object's acceleration?
10 m/s2
0.1 m/s2
40 m/s2
22 m/s2
What is the mass of a motorcycle that accelerates at 4 m/s2 when a net force of 400 N is applied to it?
1600 kg
100 kg
0.01 kg
396 kg
Which statement is true?
Newton's 3rd Law of motion states that....
A object in motion/rest stays in motion/rest until it is acted upon by an unbalanced force.
Force is equal to the mass and the acceleration of an object.
For every action there is an equal and opposite reaction.
Objects with greater _________ also have greater inertia.
speed
mass
force
friction
A man weighing 800 N is standing on a chair. In order to support the man, what force is the chair exerting?
States that an object at rest stays at rest and an object in motion stays in motion unless acted on by an outside, unblanced force.
Newton (N)
Newton's 1st law
Newton's 2nd law
Net Force
