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WorksheetsNewton's 2nd Law
Total questions: 29
Worksheet time: 25mins
Name
Class
Date
1.
Acceleration is a change in...
a)
Inertia
b)
Gravity
c)
Velocity
d)
Distance
2.
What is the acceleration of an object traveling at a constant velocity?
a)
10 m/s2
b)
0 m/s2
c)
250 m/s2
d)
20 m/s2
3.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
4.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
5.
If the same force was applied to both shopping carts, which cart will have more acceleration?
a)
The empty shopping cart
b)
The shopping cart that's full
c)
They will be the same
6.
A jumbo jet cruises at a constant velocity when the force from the engines on the jet is 40000 N. How much air resistance acts on the jet?
a)
80000 N
b)
60000 N
c)
40000 N
d)
20000 N
7.
Pressure is defined as
a)
distance per time.
b)
force per time.
c)
time per area.
d)
force per area.
8.
Which of the following would exert the most pressure on the ground?
a)
A women standing in running shoes
b)
A woman standing in small high heel shoes
c)
A woman on skis
d)
A woman in snow shoes
9.
You pull horizontally on a 50-kg crate with a force of 500 N, and the friction force on the crate is 250 N. The acceleration of the crate is (find net force, use formula)
a)
zero
b)
2 m/s/s
c)
4 m/s/s
d)
5 m/s/s
10.
A tennis ball and a solid steel ball the same size are dropped at the same time. Which ball has the greater force acting on it?
a)
The tennis ball
b)
The steel ball
c)
Nonsense! They both have the same acceleration
11.
A tennis ball and a solid steel ball the same size are dropped at the same time. In the absence of air resistance, which ball has the greater acceleration?
a)
The tennis ball
b)
The steel ball
c)
Nonsense! They both have the same acceleration
12.
How much force is needed to accelerate a 2 kg physics book to an acceleration of 6 m/s/s?
a)
36 N
b)
12 N
c)
3 N
d)
0.33 N
13.
Suppose a force is moving a cart. If suddenly a load is dumped into the cart so that the cart’s mass doubles, what happens to the cart’s acceleration? (a=F/m)
a)
it quadruples
b)
it doubles
c)
it halves
d)
it quarters
14.
What is the relationship between a change in object’s acceleration and a change in its mass?
a)
They are directly proportional
b)
They are inversely proportional
c)
Acceleration doesn't depend on mass at all.
15.
A force of 90N is applied to each cart below, which one will accelerate the fastest?
a)
Cart 1
b)
Cart 2
c)
Cart 3
d)
Cart 4
16.
Find the net force
a)
0N
b)
50N
c)
50N to the left
d)
50N to the right
17.
Bronco is a skydiver. His mass is 100 kg. What is his weight in Newtons?
a)
1N
b)
10N
c)
100 N
d)
1000N
18.
What will Bronco's (m=100kg) acceleration be as he jumps from an airplane and is falling with air resistance of 400N?
a)
10 m/s2, Down
b)
0 m/s2
c)
6 m/s2, Down
d)
4 m/s2, Down
19.
Bronco the skydiver (m=100kg) is falling and air resistance is now 1200 N. What is his acceleration?
a)
10 m/s2,Down
b)
2 m/s 2, Down
c)
2 m/s2, Up
d)
0 m/s2,
20.
An object is propelled along a straight-line path by a force. If the net force were doubled, the object's acceleration would be
a)
half as much.
b)
the same.
c)
twice as much.
d)
four times as much.
21.
If you double the mass of an object with the same force apply on it, the acceleration will
a)
double
b)
cut in half
c)
the same
d)
zero
22.
If you double the mass of an object with the same force apply on it, the acceleration will
a)
double
b)
cut in half
c)
the same
d)
zero
23.
Newton's Second Law states that the acceleration of an object will be in the direction of the net force, and....
a)
is directly proportional to the mass and net force.
b)
is directly proportional to the mass and inversely proportional to the net force.
c)
is inversely proportional to both the net force and the mass.
d)
is directly proportional to the net force and inversely proportional to the mass.
24.
A 700 N teacher sits on a chair. What is the net force acting on the teacher?
a)
700N
b)
70kg
c)
0
d)
10 m/s2
25.
A 2000kg satellite is in space where there is no friction. What force is required in order for the satellite to maintain a velocity of 300m/s?
a)
2000N
b)
20000N
c)
300N
d)
0
26.
What is the unit for pressure?
a)
newton
b)
galileo
c)
pascal
d)
gauss
27.
What is the name of the state or condition of an object that has zero net force acting on it?
a)
inverse
b)
equifax
c)
acceleration
d)
equilibrium
28.
Bucky rides her bike with a constant speed of 30 m/s for 10 seconds. What is her acceleration during this time?
a)
0m/s2
b)
10m/s2
c)
3m/s2
d)
30m/s2
29.
What term has the definition, the combination of all forces?
a)
Force of friction
b)
Normal Force
c)
Net Force
d)
Force Air Resistance
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