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WorksheetsPhysics Fall Final Review: Forces
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
Newton's first law of motion states that an object stays at rest unless an
_____ acts on it?
_____ acts on it?
a)
balanced force
b)
unbalanced force
c)
gravitational force
d)
strong force
2.
A man hits a golf ball (0.2kg) which accelerates at a rate of 20 m/s^2. What amount of forced acted on the ball?
a)
4N
b)
0.4N
c)
40N
d)
5N
3.
What is Newton's first law of motion is called ?
a)
Action Reaction
b)
Inertia
c)
Newton
d)
Conservation
4.
Newton's third law is-
a)
Inertia
b)
Action Reaction
c)
Conservation
d)
Actron
5.
What is the formula for force?
a)
F= mass x weight
b)
F= mass x acceleration
c)
F= speed x acceleration
d)
None of the above
6.
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/s^2. How much force did you exert on the cart?
a)
36N
b)
50N
c)
54N
d)
540N
7.
What is the sum of all forces acting on an object called?
a)
Gravity
b)
Reaction force
c)
Acceleration
d)
Net Force
8.
What is the net force on 200 g ball when Lucero throws it against the wall with an acceleration of 10 m/s^2?
a)
1
b)
2
c)
4
d)
5
9.
If the gravity of the Moon is 1/6 of g (which is 9.8 m/s^2), what is the mass of an object that has a weight of 115N on the Moon?
a)
30.2
b)
70.4
c)
74.9
d)
89
10.
What is the normal force acting on a 50 kg dog?
a)
440N
b)
490N
c)
540N
d)
570N
11.
One hectometer is equivalent to how many meters?
a)
10
b)
100
c)
1
d)
0.1
12.
During track practice, Avery runs 8 laps around the track. One lap around the track equals 400 meters(m). How many kilometers(km) did Avery run during practice?
a)
0.32 km
b)
32 km
c)
3,200 km
d)
3.2 km
13.
_____ is the tendency of an object to remain at rest or in constant motion unless a force acts on it.
a)
Gravity
b)
Friction
c)
Inertia
d)
Acceleration
14.
An object of mass 30 kg is falling in air and experiences a force due to air resistance of 50 newtons. Determine the net force acting acting on the object.
a)
150 N
b)
40 N
c)
244 N
d)
246 N
15.
In the equation F(f) = uF(n), where F(f) is the Force of Friction and F(n) is the Normal Force
a)
Mass
b)
Weight
c)
Coefficient of Friction
d)
gravity
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