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WorksheetsWeight, Friction, and Equlibrium
Total questions: 28
Worksheet time: 15mins
When all forces on an object are balanced
weight
equilibrium
mass
heat
g
The force of gravity on an object
weight
equilibrium
mass
heat
g
The acceleration of gravity
weight
equilibrium
mass
heat
g = 9.81 m/s^2
The product of friction
weight
equilibrium
mass
heat
g = 9.81 m/s^2
The measure of the matter in an object
weight
equilibrium
mass
heat
g = 9.81 m/s^2
Resistance of a fluid on an object
rolling friction
air friction
viscous friction
sliding friction
friction
Resistance of air pushing against an object
rolling friction
air friction
viscous friction
sliding friction
friction
Resistance of two objects pushing (sliding) against each other
rolling friction
air friction
viscous friction
sliding friction
friction
Any force that resists motion
rolling friction
air friction
viscous friction
sliding friction
friction
Resistance of a ball or wheel
rolling friction
air friction
viscous friction
sliding friction
friction
When an astronaut lands on the moon, the astronaut's MASS is:
the same
less
more
When an astronaut lands on the moon, the astronaut's WEIGHT is:
the same
less
more
When an astronaut lands on the moon, the astronaut's INERTIA is: (Hint: Inertia is equivalent to mass)
the same
less
more
Pushing a cart down the hall, when you try to turn it, it tries to go straight. Which law best applies?
1st Law (Inertia)
2nd Law (F=ma)
3rd Law (action-reaction)
More acceleration takes more force. Which law best applies?
1st Law (Inertia)
2nd Law (F=ma)
3rd Law (action-reaction)
When you push your knuckles into a table, it hurts your knuckles. Which law best applies?
1st Law (Inertia)
2nd Law (F=ma)
3rd Law (action-reaction)
A ball thrown into the ground bounces back up. Which law best applies?
1st Law (Inertia)
2nd Law (F=ma)
3rd Law (action-reaction)
A ball thrown into the ground bounces back up. Which law best applies?
1st Law (Inertia)
2nd Law (F=ma)
3rd Law (action-reaction)
Using g = 9.81 m/s^2, find the weight of a 4 kg object. (Hint: weight is force)
39.2 N
39.2 kg
2.45 N
0.40 N
Two boys push on a box with a 3 N and 6 N to the right. The net force is 7 N. Find the force of friction.
2 N
9 N
7 N
16 N
An object weight 350 N. Find its mass. Use g = 9.8 m/s^2
66 kg
35.7 kg
0.02 kg
A car's engine pushes with 45 N to the right. If it is at equilibrium, how much friction is there?
45 N
0 N
90 N
20 N
If 100 kg person weight 400 N on the planet Zorg, what is the acceleration due to gravity on Zorg?
4000 N
4 m/s^2
4 N
0.04 m/s^2
A 25 kg object accelerates at 5 m/s^2. Find the force.
125 N
5 N
0.2 N
A sled pushed with 30 N and sliding friction is 10 N. Find the net force on the sled.
20 N
30 N
10 N
15 N
A boat's motor pushes with 25 N of force and viscous friction resists with 5 N. If the boat is 100 kg. Find its acceleration. (Hint: solve for net force, then acceleration)
0.20 m/s^2
5 m/s^2
4 m/s^2
20 m/s^2
35 N is pulling to the left and friction opposes with 15 N. Find the net force.
50 N right
50 N left
20 N right
20 N left
Find the weight of a 3 kg mass. g = 9.8 m/s^2
29.4 N
3.2 N
0.30 N
29.4 kg
