Semester Review Flashcards
What causes wind?
High and low pressure
What type of weather is associated with high pressure?
Good weather
How does precipitation form?
Water droplets combine and become heavy
When is solar radiation most intense?
Noon
Winds move because air pressure is the same (true or false)
False
Winds move from low to high (true or false)
False
What wind belt is most of the U.S.?
Westerlies
Where does a hurricane form?
Warm oceans, why they form in the fall
Large masses of moving air because of uneven heating
Global Winds
Atmospheric conditions in particular time and place
Weather
Winds that change because of seasons
Monsoons
Quickly moving winds that flow in the upper atmosphere
Jet stream
A student saw lightning and counted to ten before thunder. How far away was the lightning?
2 miles (1 mile=5 seconds)
What attracts lightning?
Metal and trees
Lightning attracts (smallest/tallest) objects?
Tallest
Why don’t fish get killed?
Electricity is a surface energy; lightning will scatter on the surface
The ozone layer traps radiation that is harmful (true/false)
True
What can reduce greenhouse gases?
Living in a house that uses less energy
Air at sea level is denser than air at a high level (true/false)
True, because the air molecules are pushed closer together at sea level
To equalize air pressure you should open up the windows before a tornado (true/false)
False, because air pressure is the same inside and out.
Condensation, precipitation, evaporation are part of the ____ cycle.
Water
What reflects solar radiation?
Clouds
Higher above air, air molecules (spread apart or move together)?
Spread apart
Tornados can always be seen (true/false)
False (because of always and at night you can’t see a thunderstorm)
If the day is sunny and hot, and clouds moved in at 3:00 pm, what would happen to the nighttime temperature?
It would be hot, because the clouds act as a blanket
What kind of weather does low pressure bring?
Bad
Lightning is a danger only during the first two stages of a thunderstorm (true/false)
False
When is the air pressure the lowest?
Mt. Everest, because high altitude, low pressure
Who is most at risk during a flood?
People in a river
Who is most at risk during lightning?
People standing near trees
Who is most at risk during a tornado?
People in a trailer/car
Precipitation
Water closest to Earth
Fog
Cloud on ground
Humidity
Closest to Earth
Condensation
Changes to water
What are the hours of day and night at the equator?
12 hours of daylight, 12 hours of darknesss
What causes day and night?
Rotation of the Earth
If the north hemisphere is toward the sun…
Summer
What is the motion around the sun?
Eliptical
There are four gas planets and four rock plants (true/false)
False
Sputnick (Russia, satellite, first space object was important because (answers on test)
All of the above
Earth is a satellite of the Moon and both are of the Sun (true/false)
False
When do days get longer in the Northern Hemisphere?
Spring and Summer
Why are tides higher than normal during spring tides?
Sun is closer, moon and sun are on the same side
When in orbit, what do astronauts have to get used while in orbit around Earth?
Weightlessness
The moon has fewer impact craters than the Earth (true/false)
False
If you can locate the North Star you can figure out direction (true/false)
True, because the star always stays in the north
Sydney, Australia in the summer when U.S. in winter (true/false)
True
What energy does the Sun create?
Nuclear fusion
Where does daylight change the most?
Poles. because farther away from the equator
