Forces and Speed Flashcards

1
Q

What is Air Resistance?

A

A type of friction that happens when an object is moving through the air.

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2
Q

What is a force?

A

Anything that starts, maintains or decreases motion.

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3
Q

What are Balanced Forces?

A

Balanced forces are two opposing forces happening on one object that have equaled out so the object is no longer moving or it is traveling at a constant rate.

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4
Q

What is Friction?

A

A force that decreases speed as it opposes motion upon contact.

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5
Q

What is Gravity?

A

A force that act between all (in pairs) masses.

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6
Q

What is a Kilogram (Kg)?

A

The measurement used when calculating Mass.

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7
Q

What is Lubrication?

A

Application of a lubricant to create less friction between two surfaces.

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8
Q

What is Mass (Kg)?

A

The amount of matter (stuff) something is made up of.

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9
Q

What is a Newton (N)?

A

The unit of force in which you measure Weight.

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10
Q

What is a Newton Meter?

A

A piece of equipment used to measure somethings weight (N).

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11
Q

What are two opposing forces (P&P)? ex.

A

Push and Pull.

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12
Q

What is a Resistive Force?

A

Any force that acts to slow down a moving object (friction).

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13
Q

How do you make something Streamlined?

A

Rounded Front, Slowly Tapering Body and Smooth Surface.

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14
Q

What are Unbalanced Forces?

A

edmnp[’?=-09iuy Two opposing forces acting on an object that are unbalanced, so it in increasing or decreasing in speed.

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15
Q

What is Weight (N)?

A

The force of the Earth on an object due to its Mass.

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16
Q

What is Water Resistance?

A

The force opposing an object moving through water.

17
Q

What is Thrust?

A

The Push force anything with an engine uses.

18
Q

What is Weight measured in?

A

Newtons (N).

19
Q

What is Mass measured in?

A

Kilograms (Kg)

20
Q

What is measured in Newtons (N)?

A

Weight.

21
Q

What is measured in Kilograms (Kg)?

A

Mass

22
Q

Mass ?, ? = Weight (e.g. Mass+74=Weight)

A

X, 10

23
Q

Weight ?, ? =Mass

A

/ (Divide), 10

24
Q

Speed = Distance ? Time

A

/ (Divide)

25
Q

Distance = Time ? Speed

A

X (Multiply)

26
Q

Time = Distance ? Speed

A

/ (Divide)

27
Q

Density = Mass ? Volume

A

/ (Divide)

28
Q

Mass = Density ? Volume

A

X (Multiply)

29
Q

Volume = Mass ? Density

A

/ (Divide)