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earth/enviromental science Flashcards | StudBud
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earth/enviromental science
earth/enviromental science
20 terms
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1
What three things have to align for an eclipse to occur
earth, moon, sun
earth, moon, mars
earth, venus, mars
2
the diameter of the moon is...?
3 kilometers
5 million kilometers
3475 kilometers
4375 kilometers
3
what are the three motions of earth?
rotation, precession, and revolution
precession, aphelion, revolution
revolution, precession, and revolution
precession, apogee, and perihelion
4
what must happen for an eclipse to take place?
moons orbit must cross ecliptic plane
ecliptic plane must cross the sun
ecliptic plane must cross the moon
earths orbit must cross ecliptic plane
5
How long is the rotation of the moon
29 1/2
27 1/3
6
which astronomer was the first to propose the heliocentric model?
Galileo
Ptolemy
Eratosthenes
Aristarchus
7
what two things take 27 1/3 days to happen?
moons rotation and revolution
earths precession and revolution
suns axis and revolution
earths rotation and axis
8
What is the less known motion of the earth?
procession
revolution
precession
rotation
9
what is when the moon is closest to the earth
perigee
aphelion
perihelion
apogee
10
lunar regolith is composed of what?
igneous rocks, glass ware, and lunar dust
craters, igneous rocks, fiber glass
glass beads, igneous rocks, and fairy dust
igneous rocks, glass beads, and lunar dust
11
How long is a period of precession
24,000
26,000
12,000 years
28,000
12
Why don't the craters on the moon go away?
moon has marias
no atmosphere on the moon
13
who was the first man to see the surface of the moon?
Sydney
Galileo
Aristarchus
Mr. Allen
14
the geocentric view means?
the sun and earth orbit the moon
the moon,sun, and known planets orbit earth
earth revolves around mars
earth and other planets orbit the sun
15
TRUE OR FALSE: Copernicus created instruments to measure the locations of the planets
false
true
16
what two things did newton propose that worked together to hold planets in their orbits?
gravity and rilles
inertia and rays
inertia and gravity
17
What are rays caused by?
meteor impacts
craters
18
craters are produced by the impact of...?
leaning sand
moving debris
mud
flying water
19
how many degrees is earths axis of rotation?
30.0
23.5
23.6
29.5
20
what was formed by Ptolemy's model of the universe?
Ptolemaic science
Ptolemaic system
Ptolemaic study
Ptolemaic stars
