Eclipses
What is the dark, inner part of the moon's shadow during an eclipse called?
Umbra
What is the difference between the levels of ocean water at high and low tide called?
Tidal Range
Which two seasons begin with an Equinox?
Spring and Fall
About how long does it take the moon to revolve around the Earth?
About 28 days
What is the phase of the moon you will never see from Earth?
New Moon
What kind of eclipse occurs when the moon passes between the Earth and the Sun?
Solar Eclipse
What kind of tide occurs when the Earth, Moon and Sun are at a 90 degree angle?
Neap Tides
Why are the days longer in the northern hemisphere during Summer than they are in winter?
because the northern hemisphere is tilted towards the sun during summer
What is the imaginary line that runs through the north and south pole, on which the Earth spins, called?
Axis
If it is Spring in America, what season is it in Australia?
Fall
What phase must the moon be in for a lunar eclipse to occur?
Full moon
During which two moon phases do Spring tides occur?
Full and New moons
What is the term for the beginnings of Winter and Summer
Solstice
How long does it take for the Earth to complete one full revolution?
365.25 days
The moon does not make its own light, but we can see it from Earth, why?
Because it reflects the Sun's light
What is the lighter part of the moon's shadow called?
Penumbra
Why does the moon exert more control over tides than the Sun, even though the sun is much bigger?
Because the moon is closer to Earth
What is the imaginary line that divides the Earth into the northern and southern hemispheres?
Equator
What is the term for an object that orbits around another object? Whether natural or manmade?
Satellite
During summer, some places near the North Pole experience 24 hours of sunlight, why?
Because the north pole is tilted toward the sun
Which are you able to see more often? Solar or Lunar Eclipses?
Lunar
On average, how many high and low tides occur each day?
Two high tides, two low tides.
Translated to "equal night" this is the term that means neither hemisphere gets more sunlight than the other.
Equinox
gravity
What shape does the moon appear to be when it is closer to the sun than Earth is?
Crescent shaped