Fluids and Pressure Flashcards

(10 cards)

1
Q

What is a Fluid?

A

Any matter that can flow and that can take the shape of its container.

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2
Q

Give an example of a fluid.

A

Examples are-
-Waterfalls
-hot air ballons
-etc

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3
Q

What do ALL fluids do?

A

All fluids exert pressure.

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4
Q

What is pressure?

A

Pressure is force over a given area.

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5
Q

Give an example of pressure.

A

Examples are-
-Bike tires
-Basketball bouncing
-etc.`

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6
Q

What is a Pascal?

A

A Pascal is equal to 1 Newton over 1 squared m (meter I think)

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7
Q

What does kPA stand for?

A

kPA stands for Kilo-pascal or 1,000 Pa

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8
Q

What is the equation for pressure?

A

Pressure= Force/Area

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9
Q

What is Atmospheric Pressure?

A

The weight of gas atoms(oxygen, nitrogen, etc) that are being pulled by gravity.

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10
Q

Is there more pressure closer to the earth’s surface or higher in the atmosphere?

A

Earth’s surface has more pressure because gravity pulls the oxygen down and there are fewer particles of mass, pushing down the higher the atmosphere.

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