Displasment+Density of water/Dinsity of objects+Short answer Flashcards

1
Q

Regularly shaped objects

A

Have a shpae that can be measured (using a ruler)

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2
Q

irregularly shaped objects

A

Have a shape that cannot be measured (using a ruler)

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3
Q

What is displasment

A

Dipped into a fluid and pushes the fluid out of the way to take it’s place

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4
Q

What is displacment (volume)

A

The amount of water displced can be mesure which determins the volume of the object displacing it

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5
Q

Short answer: Explain how an index card can hold water inside of a cup when the cup is inverted.

A

the force of the water pushing down is lower than the force of atmospheric pressure, which is pushing up on the card.

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6
Q

What is density

A

Amount of mass in a given volume

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7
Q

What does density equal

A

Densty is equal to mass divided by volume

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8
Q

What is density abrivieations (for ex: centimeters=cm)

A

Densty is g/ml or g/cm to the 3rd power

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9
Q

What is masses abriveations

A

Mass is g (kg maybe not on test)

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10
Q

What is volumes abrivations

A

Volume is ml or cm to the 3rd power

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11
Q

Trangle power! MASS, VOLUME, DENISTY

A

Mass
divided by
Volume x Density

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12
Q

Density of water is

A

1.00 g/ml

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13
Q

If density is less than water

A

Float

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14
Q

If density is greater than water

A

Sink

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15
Q

Short answer: Why does water spill out of the index card and the cup?

A

the force of gravity pulls down on the water.

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