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Alex | Science - 7th Grade > Chapter 9 > Flashcards

Chapter 9 Flashcards

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1
Q

Measures the amount of rain fall

A

Rain Gauge

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2
Q

Measures air tempurature

A

Thermometer

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3
Q

Measures relative humidity

A

hygrometer

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4
Q

Measures wind speed

A

anemometer

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5
Q

Uses radio waves to detect objects and measure their distance

A

Radar

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6
Q

Measures the distance from the ground to the base of clouds

A

Ceilometer

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7
Q

Measures and transmits meteorological data from weather balloons to weather stations

A

Radiosonde

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8
Q

Measures atmospheric pressure

A

Barometer

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9
Q

Indicates the direction of wind

A

Weather vane

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10
Q

Measures visibility

A

transmissometer

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11
Q

Localized storm involving lightening, thunder, strong winds, heavy rain, and sometimes hair or tornadoes

A

Thunderstorm

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12
Q

Tornado that forms over water

A

Waterspout

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13
Q

Air that is warm near the ground but very cold at higher altitudes

A

Unstable

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14
Q

Rapidly swirling cloud that is the most distinctive visual feature of a tornado

A

condensation funnel

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14
Q

concentrated downward blast of wind

A

downburst

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14
Q

large rotating updraft in a supercell thunderstorm

A

mesocyclone

15
Q

narrow funnel of whirling wind produced by a thunderstorm

A

tornado

16
Q

electron stream that flows from a cloud to the ground

A

stepped ladder

17
Q

brilliant flash of a lightning bolt

A

return stroke

18
Q

scale used to classify tornados

A

enhanced fujita scale

19
Q

Long line of advancing thunderstorms

A

squall line

20
Q

rotating column of air that starts on the ground and is not associated with a cloud

A

dust devil

21
Q

thunderstorm stage marked by a billowing, rapidly growing cumulus cloud

A

cumulus stage

22
Q

fierce, single-updraft thunderstorm

A

Super cell

23
Q

shock wave produced as lightning heats the air

A

thunder

24
Q

thunderstorm marked by the arrival of precipitation

A

mature stage

25
Q

abrupt discharge of electricity through the air

A

lightning

26
Q

single updraft system in a thunderstorm

A

cell

Alex | Science - 7th Grade (3 decks)

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