Forces Flashcards

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1
Q

What is the equation for forces?

A

F=m x a
F
M. A
My fat ass

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2
Q

What is a scalar quantaty

A

Unit(value)

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3
Q

What is a vector quantaty

A

Unit plus direction

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4
Q

What does the arrow do in a vector quantity

A

Shows which direction the force is acting in.

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5
Q

If the resultant Force is zero what is the effect

A

Speed stays the same remains constant

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6
Q

What is the effect if the resultant force doesn’t equal to 0

A

Acceleration -gets faster or deceleration -gets slower or changes direction

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7
Q

What is the lubricant in terms of friction

A

Anything that slows down the amount of friction for example oil

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8
Q

What is deformation

A

Changing shape due to a force

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9
Q

What is compression

A

Force changing or pushing together which changes the shape of an object.

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10
Q

What is tension

A

Force extending or pulling apart

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11
Q

What do an elastic limit

A

When the material no longer returns back to original form so not showing elastic behaviour

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12
Q

What does a Lever and pivot do to a force

A

It magnifies i

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13
Q

What is a moment

A

A turning force i.e. turning the handle

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14
Q

What is the equation for moments

A

Moment force x distance from pivot
M
F. D

Feel my dinosaur

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15
Q

What is the equation for fluid pressure?

A

Fluid pressure = force % area
Fp
F. A

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16
Q

What is the equation for pressure

A

Pressure ( n/m^2)= force % suface area
F
P. sA
Please fall again