motion and pressure: Flashcards

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1
Q

speed triangle equation

A

DTS
dont tell sam

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2
Q

speed=

A

rate at which something moves
how much distance a certain thing travels in a certain amount of time

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3
Q

instaneous speed:

A

speed at a particular moment, an average over a short time

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4
Q

average speed:

A

distance over a long period of time

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5
Q

steeper line:

A

faster objects moving

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6
Q

straight diagonal line:

A

object not moving at constant speed

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7
Q

horizontal line:

A

object isn’t moving

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8
Q

constant deceleration:

A

arrow facing downwards

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9
Q

constant acceleration:

A

arrow facing upwards

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10
Q

constant speed:

A

object straight

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11
Q

axis in graphs:

A

x-bottom
y-top

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12
Q

pressure, area force equation:

A

flight pakistan airline

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13
Q

pressure-

A

measure of how much force is acting on an area
units: N/m2 or pascals

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14
Q

moment force distance

A

moment for dinos

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15
Q

moment-

A

turning effect of a force
object equalibirum-balance forces
anticlockwise equal to clockwise

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16
Q

floating to occur:

A

more upthrust and less weight and if avergae density less than density of the water
less uprthrust and more weight-sink

17
Q

eureka can:

A

sprout at bottom furthest bc all the water pushing down at it
so pressure at bottom greater
lessor at top as no pressure
deepr the wtaer-more pressure bc weight heavier
greater depth-,pre presssure as mass and force greater