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Science Final S2 > Semester Review > Flashcards

Semester Review Flashcards

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1
Q

What causes wind?

A

High and low pressure

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2
Q

What type of weather is associated with high pressure?

A

Good weather

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3
Q

How does precipitation form?

A

Water droplets combine and become heavy

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4
Q

When is solar radiation most intense?

A

Noon

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5
Q

Winds move because air pressure is the same (true or false)

A

False

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6
Q

Winds move from low to high (true or false)

A

False

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7
Q

What wind belt is most of the U.S.?

A

Westerlies

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8
Q

Where does a hurricane form?

A

Warm oceans, why they form in the fall

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9
Q

Large masses of moving air because of uneven heating

A

Global Winds

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10
Q

Atmospheric conditions in particular time and place

A

Weather

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11
Q

Winds that change because of seasons

A

Monsoons

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12
Q

Quickly moving winds that flow in the upper atmosphere

A

Jet stream

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13
Q

A student saw lightning and counted to ten before thunder. How far away was the lightning?

A

2 miles (1 mile=5 seconds)

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14
Q

What attracts lightning?

A

Metal and trees

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15
Q

Lightning attracts (smallest/tallest) objects?

A

Tallest

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16
Q

Why don’t fish get killed?

A

Electricity is a surface energy; lightning will scatter on the surface

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17
Q

The ozone layer traps radiation that is harmful (true/false)

A

True

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18
Q

What can reduce greenhouse gases?

A

Living in a house that uses less energy

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19
Q

Air at sea level is denser than air at a high level (true/false)

A

True, because the air molecules are pushed closer together at sea level

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20
Q

To equalize air pressure you should open up the windows before a tornado (true/false)

A

False, because air pressure is the same inside and out.

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21
Q

Condensation, precipitation, evaporation are part of the ____ cycle.

A

Water

22
Q

What reflects solar radiation?

A

Clouds

23
Q

Higher above air, air molecules (spread apart or move together)?

A

Spread apart

24
Q

Tornados can always be seen (true/false)

A

False (because of always and at night you can’t see a thunderstorm)

25
Q

If the day is sunny and hot, and clouds moved in at 3:00 pm, what would happen to the nighttime temperature?

A

It would be hot, because the clouds act as a blanket

26
Q

What kind of weather does low pressure bring?

A

Bad

27
Q

Lightning is a danger only during the first two stages of a thunderstorm (true/false)

A

False

28
Q

When is the air pressure the lowest?

A

Mt. Everest, because high altitude, low pressure

29
Q

Who is most at risk during a flood?

A

People in a river

30
Q

Who is most at risk during lightning?

A

People standing near trees

31
Q

Who is most at risk during a tornado?

A

People in a trailer/car

32
Q

Precipitation

A

Water closest to Earth

33
Q

Fog

A

Cloud on ground

34
Q

Humidity

A

Closest to Earth

35
Q

Condensation

A

Changes to water

36
Q

What are the hours of day and night at the equator?

A

12 hours of daylight, 12 hours of darknesss

37
Q

What causes day and night?

A

Rotation of the Earth

38
Q

If the north hemisphere is toward the sun…

A

Summer

39
Q

What is the motion around the sun?

A

Eliptical

40
Q

There are four gas planets and four rock plants (true/false)

A

False

41
Q

Sputnick (Russia, satellite, first space object was important because (answers on test)

A

All of the above

42
Q

Earth is a satellite of the Moon and both are of the Sun (true/false)

A

False

43
Q

When do days get longer in the Northern Hemisphere?

A

Spring and Summer

44
Q

Why are tides higher than normal during spring tides?

A

Sun is closer, moon and sun are on the same side

45
Q

When in orbit, what do astronauts have to get used while in orbit around Earth?

A

Weightlessness

46
Q

The moon has fewer impact craters than the Earth (true/false)

A

False

47
Q

If you can locate the North Star you can figure out direction (true/false)

A

True, because the star always stays in the north

48
Q

Sydney, Australia in the summer when U.S. in winter (true/false)

A

True

49
Q

What energy does the Sun create?

A

Nuclear fusion

50
Q

Where does daylight change the most?

A

Poles. because farther away from the equator

Science Final S2 (6 decks)

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