Chapter 2 - Moon Flashcards
What do we call the mountains on the moon?
Highlands
What is the center of the moon with a radius of 300-425 kilometers?
Core
What is the ONLY natural satellite of the earth?
Moon
What is the lighter shadow cast by the earth or the moon?
Penumbra eclipse
Who was the first man to walk on the moon?
Neil Armstrong
What is the part of the moon with the average thickness of about 70 kilometers?
Crust
What is it when the moon passes between the sun and the earth and the moons shadow is east of the earth?
Solar eclipse
What are spots on the moon that are formed by meteorite impact on the moon?
Craters
What is it when the lighted side of the moon is facing away from the earth?
New moon
What are the trench like valleys of the moon, usually caused by collapsed lava tubes?
Rilles
What is it when the earth passes between the sun and the mon and the earth’s shadows is cast on the moon?
Lunar eclipse
What is the part of the moon that is not having sunlight on it?
Darkside
What is it when the lighted side of the moon faces the earth?
Full moon
What was the name of the NASA Mission whose goal it was to land on the moon?
Apollo 11
What is it when the moon passes completely through the dark shadow of the earth?
Total eclipse
What is the lighter shadow cast by the earth or moon?
Penumbra
What are the dark areas of the moon that were once thought to be “seas”?
Maria
How long does it take for the moon to rotate on its axis?
27.5 days
What do we call the amount of moon that we see?
Phase
How long does it take for the moon to orbit the earth?
27.5 days
Does the moon have
A. Liquid water
B. Extreme temperature differences between the light and dark side
B. Extreme temperature differences between the light and dark side
What is the moon’s difference in gravity due to?
The difference in mass
What can we not see about the moon?
The far side of the moon
How many lunar eclipses are there every year?
2 - 3
How many Apollo Missions were there between 1969 - 1972?
6
How often do high tides occur?
Every 12 hours and 25 minutes
What has the greatest effect on our tides?
The moon
How many Americans have walked on the moon?
12
How often do solar eclipses happen in the same location?
Every 360 years
What direction does the moon RISE?
The east
How much of the moon’s surface is reflecting light?
1/2
What is the gravity on the moon?
1/6
Be able to label the different moons
First quarter Waxing crescent New Waning crescent Last quarter Waning gibbous Full Waxing gibbous
Is the dark side and the far side of the moon the same thing?
YES or NO
NO
What is the phases of the moon when the lite side of the moon gets bigger - (we see more)
waxing
What does the gravity of the moon cause?
tides
How may high and low tides are there per day?
2
Where are high tides?
The side of the earth facing the moon and the opposite side
