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WorksheetsCh 6 Review - Newton's 2nd Law
Total questions: 60
Worksheet time: 51mins
What is Newton's 2nd Law?
An object at rest will stay at rest, and object in motion will stay in motion
for every action, there is an equal and opposite reaction
acceleration is produced when a force acts on a mass
According to Newton's 2nd Law, the greater the ____ of an object, the more force you will need to move it.
surface
force
mass
Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?
Football A
Football B
They will have the same acceleration
Mass has no effect on acceleration
m/s/s
How can Newton's second law be represented mathematically?
F=ma
m= F/a
a= F/m
All are correct
What is the force on a baseball that has a mass of 142 kg and an acceleration of 30 m/s/s?
0 N
236 N
4260 N
4.7 N
Bronco is a skydiver. His mass is 100 kg. What is his approximate weight in Newtons?
1N
10N
100 N
1000 N
True or False. An increase in mass will result in an increase in the acceleration?
True
False
The force on a cart doubles. What happens to the cart's acceleration?
It doubles
It quadruples
It halves
It quarters
The unit of force is
m/s
m/s2
newtons
kg
What is the force on a 1000 kg elevator that is falling freely at 9.8 m/s2?
102.04 N
9,800 N
980 N
300 N
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
100 m/s2
25,000 m/s2
10 m/s2
25 m/s2
A 50 kg skater pushed by a friend accelerates 5 m/s2. How much force did the friend apply?
45 N
15 N
10 N
250 N
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?
100 kg
1,250 kg
50 kg
5 kg
Determine the accelerations that result when a 12-N net force is applied to a 3-kg object and then to a 6-kg object.
A 3-kg object experiences an acceleration of 2 m/s/s. A 6-kg object experiences an acceleration of 2m/s/s.
A 3-kg object experiences an acceleration of 4 m/s/s. A 6-kg object experiences an acceleration of 2 m/s/s.
A 3-kg object experiences an acceleration of 2 m/s/s. A 6-kg object experiences an acceleration of 4 m/s/s.
A 3-kg object experiences an acceleration of 4 m/s/s. A 6-kg object experiences an acceleration of 4 m/s/s.
You give a shopping cart a shove down the isle. The cart is full of groceries and has a mass of 18 kg. The cart accelerates at a rate of 3 m/s2. How much force did you exert on the cart?
6 N
54 N
21 N
18 N
A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/s/s. What is it's force?
50 Newtons
5 Newtons
20 Newtons
9.5 Newtons
A force of 90N is applied to each cart below, which one will accelerate the fastest?
Cart 1
Cart 2
Cart 3
Cart 4
If the net force is equal to zero, the forces acting on the object are
balanced
unbalanced
If mass = 78.9 kg, weight on Earth =
773 N
77.3 N
8 N
774 kg
If mass = 60 kg, weight on Earth =
6.1 N
60 N
588 N
598 N
If weight on Earth = 54 N, mass =
530 kg
5.5 kg
54 kg
5.05 kg
If weight on Earth = 4.8 N, mass =
32 kg
0.49 kg
47 kg
0.49 N
The weight of an object _________ as it moves away from the center of Earth.
increases
stays the same
triples
decreases
On which would you weigh the most?
Earth
Jupiter
Venus
You would weigh the same on all
On which would your mass be the greatest?
Earth
Jupiter
Venus
Your mass doesn't change
Why would you weigh less on the moon compared to Earth?
less air
less sunlight
more gravitational pull on the moon
less gravitational pull on the moon
The amount of matter in an object
Weight
Mass
Volume
Circumference
The one that stays the same no matter where you are.
Bass
Weight
Mass
Weather
The one that is affected by gravity.
Volume
Mass
Weight
Ego
The unit that goes with weight.
Kilogram
Newton
Milliliter
Mile
Your weight is lower on the moon than on Earth.
True
False
3 kg = ______ g
6.25 kg --> ____N
625, 000 N
6250 N
625 N
62.5 N
1500 N --> _____ kg
150 kg
15 kg
1.5 kg
0.15 kg
