Tides and Hurricanes Flashcards

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1
Q

8 views of moon from earth

A

new, waxing crescent, first quarter, waxing gibbous, full, waning gibbous, third quarter, waning crescent

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2
Q

moonlight comes from

A

sun’s reflection off moon’s surface, varying due to moon’s orbit

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3
Q

tides

A

bulges on both sides of the earth that align with moon pull exerted by earth and moon on each other

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4
Q

Rising and ebbing tides caused by

A

earth’s landmasses rotating

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5
Q

spring tides

A

occurs when earth sun and moon line up, combining gravitational pull and making tides more extreme

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6
Q

neap tides

A

moderate tides when sun is at a right angle to moon

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7
Q

hurricane(cyclones or tycoon in other parts of world not atlantic)

A

most violent storm greater than 74mph or 63 knots

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8
Q

hurricane season

A

June 1 to November 30

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9
Q

Hurricanes form on West Coast of Africa because

A

very warm ocean water on equator causes evaporation moisturizing air, wind colliding creates current and vacuum, pulling humid air up when it cools down, humidity condenses forming clouds, winds steers it and waters and winds that it comes across affects it.

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10
Q

wind spins ___ in northern hemisphere, but ___ in the southern hemisphere

A

counter clockwise, clockwise

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11
Q

eye

A

center of storm caused by descending cool air, most moderate part of hurricane and about 20 miles in diameter

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12
Q

eyewall

A

area around edge of storm contains strongest storms

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13
Q

tropical disturbance

A

unsettled weather that stays together at least 24 hours

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14
Q

tropical depression

A

storm begins to rotate, sustained winds up to 38mph, designated by a number

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15
Q

tropical storm

A

39-73 mph of distinct rotation around a center of how pressure, designated with a name

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16
Q

hurricane warning vs watch

A

During a hurricane warning, complete storm preparations and immediately leave the threatened area if directed by local officials. A hurricane watch means that hurricane conditions (sustained winds of 74 mph or higher) are possible within the specified area.

17
Q

how scientists predict hurricanes

A

Forecasters use satellite data to estimate characteristics of a storm, including the location of its center, its past motion (within 6-12 hours), and its intensity (maximum wind speed). Atlantic and Pacific Geostationary (GOES) satellites can continuously observe hurricanes from their formation to dissipation.Jun 17, 2023