Kepler's Laws/Seasons
BBT & HL
Earth's Motions
Solar Radiation
Moon
100
According to Kepler's First Law, how do planets orbit?
Planets orbit in the shape of an ellipse.
100
What is the evidence behind the Big Bang Theory?
Cosmic Background Radiation
100
What is rotation?
Earth spinning on its own axis
100
What is the difference between nuclear fusion and nuclear fission?
Nuclear fusion brings the nucleus together, nuclear fission splits the nucleus apart
100
Put in order from largest to smallest: Galaxies, stars, universe
Universe, Galaxies, Stars
200
How do planets move according to their distance to the sun?
Planets move faster the closer they are to the sun.
200
Scientists believe that our universe was created based on the....
BIG BANG THEORY
200
What is revolution?
Earth moving around the sun.
200
How does heat from the sun get to the earth?
By radiation
200
On average, how many hours apart are two high tides?
12 hours
300
True or False: Planets all move at the same speed.
FALSE
300
Hubble's Law states that galaxies are retreating from us at the same _________ as their _________.
Distance; speed
300
What type of movement does precession cause?
Wobbling
300
The amount of solar radiation is based on the_______
Angle of the earth as sunlight hits it
300
What are tides?
The rising and lowering of the ocean's waters.
400
When it is winter in the Northern hemisphere it is __________ in the Southern Hemisphere.
SUMMER WOOOHOOO
400
What is the evidence behind Hubble's Law?
The Doppler Effect, Red Shift
400
In 13,000 years, precession will cause us
to be facing a "new" North Star
400
What percent of solar radiation is absorbed by the earth?
50%
400
Why are tides formed?
The gravitational pull of the earth's moon and to a lesser extent the sun.
500
Why do we have seasons?
The earth's tilt as it revolves around the sun.
500
When galaxies are closer to us what color are they?
BLUE
500
What effect does nutation have on the seasons?
No change in the Earth's Seasons!
500
Why does the equator receive high temperatures year round?
The equator receives more direct sunlight
500
When the moon, sun, and aligned, the tides will be....
strongest
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