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4/26: Force and Work Quiz

Last updated 7 months ago
28 questions
1

Net Force is a scalar quantity

Required
4.5
  • Normal Force
  • Electromagnetic Force
  • Magnetic Force
  • Air Resistance
  • Gravitational Force
  • Tension Force
  • Spring Force
  • Friction Force
  • Applied Force
  • Contact Force
  • Non-Contact Force (Action at a Distance)
Required
7

Match the following terms and definitions

Draggable itemCorresponding Item
The category of force in which the 2+ interacting objects are not physically touching yet a push or pull force is able to be exerted from one to the other.
A. Work
When the force acting on an object results in the object's movement in the direction of the applied force
B. Force
a push or pull applied to an object
C. Net Force
The category of force in which the object that is applying the force is physically touching the object receiving the force (or physically touching something connected to the object that is receiving the force.)
D. Joule
Unit for measuring force
E. Newton
Unit for measuring work
F. Contact Force
The sum of the total forces acting on an object
G. Action at a distance Force
Required
9

Match the picture to the MAIN type of force it is illustrating

Draggable itemCorresponding Item
The force that slows objects that come into contact with the atmosphere or wind

Spring Force
The man moves up and down because of the ___________ in the pogo stick
Tension Force
The man is exerting ______ on the lawnmower
Applied Force
The baby, sitting inside the car seat (resting/not moving) and the book, sitting on the table are both examples of ______

Normal Force
The force that pulls us to the earth and causes a ball to fall to the ground when it's thrown is _____

Frictional Force
The force that holds an atom together is
Electromagnetic Force
The bucket is being moved by ____
Air Resistance (or drag)
The force that causes the nails to stick to the magnet is _________
Gravitational Force
Sledding or sliding into first are examples of ______


Magnetic Force
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1

Based on the forces illustrated in the free body diagram, what motion will occur?

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1

Calculate The Total Net Force

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1

What is the total net force acting on the plane?

Use the picture on the left to answer the next 3 questions.

Disclaimer: The arrows are not to scale
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1
This picture is an example of __________ force
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1

Calculate the (total) Net Force.

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1

Calculate the amount of "WORK" the soccer ball accomplished in the picture above.

Hint: Use the answer for Total Net Force (from question 5, above) in your equation.

The dog is moving at a force of 30N and the boy is pulling back on the leash with a force of 21N
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1
The boy being pulled by his dog is an example of a __________ force.
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1

What is the MAIN type of force demonstrated by this picture?

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1

Calculate is the (total) net force?

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1

Calculate the total work being done in this picture

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1

Only unbalanced forces can create work

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0.5

If an object moves, work is done. It doesn't matter which direction the object moves in or how far the object travels.

Required
1

Lifting an item is work but carrying it is not

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2

Select ALL 4 of the forces that are at work in this picture

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1
It took Miguel 845 Joules to push a chair 65 meters across the floor to the left side of the room.

This means the chair was pushed with __________ __________ of force __________
Required
1

Select the main 3 forces that are at work when Miguel is pushing the chair across the room.

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1

Use the Work triangle to calculate the missing value for person A

Just write the final answer with the units, no space

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1

Use the Work triangle to calculate the missing value for person B

Just write the final answer with the units, no space

Required
1

Use the Work triangle to calculate the missing value for person C

Just write the final answer with the units, no space

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1

Use the Work triangle to calculate the missing value for person D

Just write the final answer with the units, no space

Required
1

Which person is doing the most work?

Required
1

Which Person applied the most FORCE

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1
210 joules of work were needed and a force of 30 Newton's was applied in order to lift a paint can, by rope, to a roof. How many meters was the paint can lifted?

The paint can was lifted __________ meters __________
0

EXTRA CREDIT: List all of the effects force can have on an object. You will earn one point for each correct answer. There are 5