P1- Moving and Storing heat Flashcards

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1
Q

What is gained when a substance is heated?

A

Kinetic energy (KE)

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2
Q

what makes the solids and the liquids to boil and how?

A

the liquid and the gases particles move around faster and the solid vibrates faster

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3
Q

what is energy measured on? and what is the unit?

A

and absolute scale, joules (J)

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4
Q

What is temperature a measure of?

A

Hotness

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5
Q

is temperature a measure of an absolute scale?

A

no

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6
Q

if the greater the distance on temp will the rate of cooling be faster or slower?

A

faster

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7
Q

what does specific heat capacity (shc) tell me?

A

how much energy stuff can store

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8
Q

what is the definition of specific heat capacity?

A

is the amount of energy needed to raise the temp of 1KG of a substance by 1 degree Celsius.

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9
Q

how many joules are needed to warm 1kg of water by 1 degree Celsius?

A

4200j

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10
Q

how would you work out shc?

A

Energy= Mass x Specific heat capacity x temperature change

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