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Forces and Speed > Forces and speed > Flashcards

Forces and speed Flashcards

1
Q

air resistance

A

the force on an object moving through the air that causes it to slow down (also known as drag)

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2
Q

balanced

A

forces acting on an object that are the same size but act in opposite directions

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3
Q

compress

A

to squash into a smaller space

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4
Q

contact force

A

a force that acts when an object is in contact with a surface, air or water

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5
Q

deform

A

to change shape

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6
Q

forces

A

a push or pull factor

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7
Q

drag force

A

the force acting on an object moving through air or water that causes it to slow down

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8
Q

driving force

A

the force that is pushing or pulling something

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9
Q

elastic limit

A

the point beyond which a spring will not return to its original length when the force is removed

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10
Q

equilibrium

A

balanced

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11
Q

extension

A

the amount by which an object gets longer when a force is applied

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12
Q

friction

A

the force that resists movement because of contact between surfaces

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13
Q

gravity

A

a non-contact force that acts between two masses

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14
Q

magnetic force

A

the force between two magnets, or a magnet and a magnetic material

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15
Q

mass

A

the amount of matter something is made up of

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16
Q

newton

A

the unit of measurement for forces, symbol N

17
Q

newton metre

A

a piece of equipment used to measure weight in newtons

18
Q

pull and push

A

a type of force

19
Q

streamlined

A

shaped to reduce resistance to motion from air or water.

20
Q

tension

A

a stretching force

21
Q

water resistance

A

the force on an object moving through water that causes it to slow down (also known as drag)

22
Q

weight

A

the force of the earth on an object due to its mass

23
Q

lift

A

a force pushing upwards on an object flying in the air

24
Q

upthrust

A

a force pushing upwards on an object in a liquid

25
Q

thrust

A

a push caused by an engine

26
Q

buoyancy

A

the force that makes something float

27
Q

speed

A

distance % time

28
Q

time

A

distance % speed

29
Q

distance

A

speed x time

30
Q

distance time graph

A

a graph that shows your distance and the time you traveled for

31
Q

how many newtons in 1kg

A

10N

32
Q

best fit line

A

a line that goes through most of the points on a graph

33
Q

anomaly

A

a result that doesn’t work with the ongoing pattern or trend

34
Q

trend

A

something that should happen every time in an experiment

35
Q

if a 10N force was pulling an object upwards, and a 5N force was pulling down, which way would the object move and by how much?

A

5N upwards

Forces and Speed (1 decks)

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