Lesson 103 Flashcards

(12 cards)

1
Q

Define Heat

A

Heat is energy in the process of being transferred from one object to another because of the temperature between them.

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2
Q

Define Latent heat

A

The heat energy required changing a substance from one state to another.

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3
Q

Define relative humidity

A

The ratio of the amount of water vapour actually in the air compared to the maximum amount of water vapour the air can hold at that particular temperature. Expressed as a percentage.

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3
Q

Define Dew Point

A

The temperature to which air would have to be cooled to achieve saturation.

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4
Q

The 3 requirements for condensation are _________

A

Condensation nuclei
Saturated air
Cooling of the air

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5
Q

List the four processes by which the atmosphere is heated.

A

Radiation
Conduction
Convection
Advection

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6
Q

What are the two processes by which the atmosphere is cooled.

A

Radiation

Advection

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7
Q

Describe advection cooling

A

When warm air moves over a colder surface heat transfer will take place and the air will cool.

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8
Q

When heat is transferred by contact, the process is called ______

A

Conduction

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9
Q

Heat transfer by horizontal movement of air is called _________.

A

Advection

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10
Q

When cool air moves over a warmer surface the air will warm. This is called_________.

A

Advection heating or cold air advection.

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12
Q

When warm air moves over a colder surface the air will cool. This is called________.

A

Advection cooling or warm air advection.

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