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Sun-Earth-Moon & Solar System
Flashcards
46 cards
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Practice quiz
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Questions
46
Answers
1
The moon makes a complete
revolution
around Earth in _____
27 days
24 hours
1 day
365 1/4 days
2
Seasons are caused by_____
the changes in the tilt of the Earth's rotation axis
the tilt of Earth's axis as it revolves around the Sun
the rotation of Earth on its axis
the changing distance of Earth from the Sun
3
What do asteroids orbit?
The Milky Way
The sun
Planets
4
Scientists use models because the real life phenomena is:
too complex
Too dangerous
too small
too big
5
One of the main factors that causes seasons on Earth is ___
Tilt
moon's orbit around earth
Distance from the sun
Rotation
6
Light from the sun travels in _____.
Curved paths
Straight lines
Any way
7
How much of the Moon's bright side can be seen from earth during a new moon?
100%
0%
10%
50%
8
The sun is _____ times farther from Earth that the moon is from Earth.
109
400
2
30
9
This is a ___ eclipse.
polar
lunar
solar
satallite
10
What phase of the moon is position 5?
Third Quarter
New Moon
First Quarter
Full Moon
11
Which is the largest?
Stars
Galaxy
Solar system
Planets
12
We use _______ to measure distances in our solar system.
Light-years
Astronomical units (AU)
Kilometers
Light- minutes
13
Which season is the United States in during position 3?
winter
summer
fall
spring
14
Which is the smallest?
meteroids
comets
asteroids
dwarf planets
15
The Earth revolves around the sun in ___
365 days
1 day
24 hours
2 years
16
Shape of Milky Way?
Spiral
Round
Irregular
Ellipitcal
17
What is shown in the picture?
Waxing Gibbous
Lunar Eclipse
Waning Crescent
Solar Eclipse
18
Which would produce a solar eclipse?
The Sun must be between the moon and the Earth
Earth must be between the Moon and Sun
The Moon must be in a direct line between Earth and the Sun.
Earth Moon & Sun must be at right angles from each other
19
Which season is the United States in during position 1?
summer
spring
fall
winter
20
When the moon is waxing it is___
becoming more full as it move towards the full moon phase
becoming less full as it move towards full moon phase
becoming more full as it move towards new moon phase
becoming less full as it move towards new moon phase
21
The moon is visible because it _____
creates its own light through radioactive decay
reflects light from the Sun
reflects light from Mars
reflects light from Earth
22
What happens to the shadow lengths as you approach solar noon?
They shorten
Stay the same
They lengthen
23
During the summer here in the United States, we receive more ___ sunlight so it it hotter.
reflected
direct
indirect
24
Which is true?
a lunar eclipse can only occur during a full moon
a lunar eclipse never occurs during a full moon
a lunar eclipse occurs during all full moons
a lunar eclipse is just another name for a full moon
25
What is the closest to the sun?
Earth
Mars
Mercury
Jupiter
26
Without gravity a planet would fly straight due to _____
Space force
Downward force
inertia
27
How much of the Moon's bright side can be seen from earth during a full moon?
100%
50%
10%
0%
28
Day and night are caused by ___
the changes in the tilt of the Earth's rotational axis
the rotation of Earth on its axis
Earth's changing distance from the Sun
the tilt of the Earth's axis as it revolves around the Sun
29
What happens to the orbit location and speed of a planet if the sun's gravity decreases?
Planet orbits closer and faster
Nothing
Planet orbits farther and slower
30
In general, as you get farther from the sun, planets ______________
have more moons
have shorter years
get larger is size
get smaller in size
31
How many days does it take the moon to go from the first to the last phase?
29.5
365.25
1
12
32
Which would produce a lunar eclipse?
Earth Moon & Sun must be at right angles from each other
The Moon must be in a direct line between Earth and the Sun.
Earth must be between the Moon and Sun
The Sun must be between the moon and the Earth
33
How many times larger is the Sun than the Moon?
24
365
400
109
34
Which is the largest planet?
Sun
Jupiter
Mercury
Saturn
35
How do inner planets differ from outer planets?
Volume
More moons
More rings
Gaseous
36
What lies between the inner and outer planets?
Oort cloud
Kuiper Belt
Asteroid Belt
37
The word for "an object spinning on its axis is ___________.
rotation
ecliptic
orbit
revolution
38
When the United States in in Summer, Australia is in ___
summer
winter
spring
fall
39
What force keeps Earth in a circular orbit around the Sun?
inertia
atomic fusion
gravity
an object in motion stays in motion
40
The different amounts of daylight an area experiences throughout the seasons is caused by ___
Earth's changing speed of revolution
Earth's tilt on its axis
Earth's changing speed of rotation
the varing energy of the sun
41
INdirect light is when ___.
light directly hits an area
when light is spread out over a larger area
42
What phase of the moon is position 1?
Full Moon
Third Quarter
First Quarter
New Moon
43
What is the shape of Earth's orbit?
Ecliptic
Sphere
Circular
Elliptical
44
Within our solar system, what is the most distant thing from the sun?
Mercury
Oort Cloud
Plutiods
Jupiter
45
What time of day has the longest shadows?
3 p.m.
Sunrise
Midnight
Noon
46
What phase of the moon is pictured?
Waxing Gibbous
First Quarter
Third Quarter
New Moon
