Moon Cycle Flashcards
What is the moon made of
Rock
What is the moon, relative to the Earth
Moon is Earth’s natural satellite
Why doesn’t the moon have any weather
No atmosphere, wind, or water
One moon day=
29 and a half earth days
Daytime moon temperatures can be up to________. Nighttime temperatures can be down to _________. Why are these temperatures so extreme?
300F, -270F, high=facing sun
Low= no sun
Where does the light from the moon come from?
It reflects light from the sun
How much of the moon is always illuminated
Half
Can we see the far side of the moon from Earth why or why not
No because we are rotating at the same speed of the moon
What are the dark areas that we see on the Moon’s surface
Craters
What are the light areas that we see on the Moon’s surface
Flat surface
Is the moon move clockwise or counterclockwise around the earth
Counterclockwise
How does the southern hemisphere see the moon compared to us
Upside down and backwards
Beginning with the new Moon list the moon phases in order
New Moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, waning crescent
What do waning and waxing mean
Waning: decreasing
Waxing: increasing
Compare and contrast a lunar and solar eclipse
During what moonphase does each occur?
Lunar: full
Solar: new
What size area can view the eclipse
Lunar: nighttime hemisphere
Solar: small area
How often does it occur
Lunar: 0 to 3 times a year
Solar: two times a year
How long does an eclipse last
Lunar: an hour
Solar: several minutes
Is it safe or dangerous to view with unprotected eyes
Lunar: safe
Solar: dangerous
What causes tides
The moons gravity and the sun
How often do tides occur in one day
Four times
What is the difference between a spring tide and a neap tide
Spring: new moon and full aligned high tides are high and low are high
Neap: not aligned low tides are low and high tides are low
Which moonphase creates the highest tide
New moon
Moon moves at the speed of _________
2300 mph
What is Not true about a solar eclipse
It occurs only at a full moon
Humped or swollen
Gibbous
How far away is moon from earth
239,000 miles
Diameter of the moon is _________ of the Earth’s
One fourth
How long is it for tides to occur from tide to tide
12 hours
