8I heating and cooling Flashcards

(9 cards)

1
Q

describe what temperature is?

A

temperature is a description of hot or cold something is measured in degrese celcius.

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2
Q

what is energy measured in

A

energy is measured in jouls(J)

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3
Q

what is conduction?

A

conduction is the movment of the thermal energy in a solid.

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4
Q

how does a material expand

A

the increase in vibrations (kinetic heat) causes the particles to spread out (expand)

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5
Q

what are convection currents?

A

covection currents Are heat-driven cycles that move energy from one location to another.

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6
Q

name a few good insulator’s

A

air,glass,paper,oil,water

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7
Q

are particles reqired for infrared radiation?

A

no

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8
Q

what are convection currents?

A

they Are heat-driven cycles that move energy from one location to another.

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9
Q

covection currents occur in?

A

Occur in gases and liquids due to temperature differences.

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