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Biblioteka

Force & Work Test

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Posljednje ažuriranje about 1 year ago
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4.5
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Pitanje 1
1.
  • Magnetic Force

  • Friction Force

  • Tension Force

  • Applied Force

  • Spring Force

  • Electromagnetic Force

  • Gravitational Force

  • Air Resistance

  • Normal Force

  • Contact Force

  • Non-Contact Force (Action at a Distance)

Pitanje 2
2.

Match the following terms and definitions

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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.)

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A. Work

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.

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B. Force

a push or pull applied to an object

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C. Net Force

When the force acting on an object results in the object's movement in the direction of the applied force

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D. Joule

Unit for measuring work

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E. Newton

The sum of the total forces acting on an object

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F. Contact Force

Unit for measuring force

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G. Action at a distance Force

Pitanje 3
3.

What is the total net force acting on the plane?

Pitanje 4
4.

The plane did 910,000 Joules of work. Based on the force (calculated in question 3), how far (in miles) did the plane travel?

Pitanje 5
5.
Obavezno
1
Pitanje 6
6.

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

Just write the final answer with the units, no space

Obavezno
1
Pitanje 7
7.

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

Just write the final answer with the units, no space

Obavezno
1
Pitanje 8
8.

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

Just write the final answer with the units, no space

Obavezno
1
Pitanje 10
10.

Which person is doing the most work?

Pitanje 11
11.

Which Person applied the most FORCE

Pitanje 12
12.
Pitanje 13
13.

Which of the following does not involve an unbalanced force?

Pitanje 14
14.

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

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

The man is exerting ______ on the lawnmower

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Spring Force

The man moves up and down because of the ___________ in the pogo stick

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Tension Force

Sledding or sliding into first are examples of ______

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Applied Force

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

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Normal Force

The baby, sitting inside the car seat (resting/not moving) and the book, resting on the table are both examples of ______

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Frictional Force

The force that causes the nails to stick to the magnet is _________

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Electromagnetic Force

The force that holds an atom together and helps to run things like roller coasters

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Air Resistance (or drag)

The bucket is being moved by ____

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Gravitational Force

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Magnetic Force

YOU WILL NOT USE EVERY TERM. NO TERM WILL BE USED TWICE.

1
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The dog is moving at a force of 30N and the boy is pulling back on the leash with a force of 21N

Obavezno
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Pitanje 23
23.
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1
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Pitanje 26
26.

If they traveled 7.5 meters, how much work was done?

Don't forget units

Pitanje 27
27.

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

Pitanje 28
28.

What are the MAIN two contact forces involved in lifting the box?

Pitanje 29
29.

Select the TWO forces that are "slowing forces". These forces work against the direction of motion

Pitanje 30
30.

Select TWO forces that work AGAINST Gravity

Pitanje 31
31.

Work is done when you are lifting and carrying an object

Pitanje 32
32.

Only unbalanced forces can create motion

Pitanje 33
33.

When arrows are pointing in the same direction, you subtract to calculate the net force.

Pitanje 34
34.

Force is a vector quantity

Pitanje 35
35.

The tendency of an object to resist any change to its current state of motion is called

Pitanje 9
9.

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

Just write the final answer with the units, no space

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

Pitanje 15
15.

When the force acting on an object results in the object's motion in the direction of the applied force.

Pitanje 16
16.

A push or pull applied to an object

Pitanje 17
17.

The sum of the total forces acting upon an object

Pitanje 18
18.

This force is present when an object is pulled on by an elastic band, rope, cable, or wires.

Pitanje 19
19.

Defined as the force of attraction between the Earth and all objects that are on Earth due to their masses.

Pitanje 20
20.

A supporting force; occurs when one object is in contact with & being supported by another object, holding it in a stationary position.

Pitanje 21
21.

The type of force that a person or a machine directly exerts on an object

Pitanje 22
22.

A form of frictional force that is always present when things are in motion in the air, atmosphere, or with wind. It opposes gravitational force on falling objects.

Pitanje 24
24.

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

Pitanje 25
25.

Calculate is the (total) net force?