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Our Solar System/ Space Exploration
Our Solar System/ Space Exploration
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1
True or False: Pluto is one of the gas giants?
False
True
2
Which is the 8th planet from the sun?
Venus
Neptune
Jupiter
Uranus
3
Venus is known as "Earth's Twin" because......?
both share the same moon called Luna
both have a breathable atmosphere
both have large, blue oceans
both are a similar size and density
4
The biggest planet in our solar system is....?
Venus
Earth
Jupiter
Saturn
5
True or False:The closest star to Earth is the Sun.
True
False
6
A ______ is an instrument that is used to make distant objects appear brighter and larger?
periscope
rocket
telescope
x-ray
7
Earth's major source of heat and light comes from.....?
electricity
fire
comets
the sun
8
On which planet is Olympus Mons, the largest mountain in the solar system, located?
Mars
Mercury
Saturn
Jupiter
9
The 4 inner planets- Mercury, Venus, Earth, and Mars, all have.....?
liquid water
rocky surfaces
NASA space stations
atmospheres which contain oxygen
10
______ appear on the surface of the Sun & look dark because of the lower temperatures near it.
coronas
sunspots
solar flares
chromosphere
11
True or False:Spiral galaxies have a bulging center with spiral arms.
True
False
12
True or False: Earth is the only planet that has a moon?
False
True
13
The outer planets are also called....
gas titans
large gaseous
gas giants
terrestrial planets
14
A comet is.....?
small piece of space junk orbiting Earth
small body of ice, rock, and cosmic dust
one of the moons of Jupiter
scientist who studies the moons of Jupiter
15
True or False:Neptune is bigger than Saturn.
True
False
16
How many stars are in OUR solar system?
one
millions
billions
infinite
17
True or False: All of the planets in our solar system orbit around the sun?
True
False
18
Which of the following is NOT a planet in our Solar System?
Orion
Neptune
Mercury
Venus
19
What is a machine that uses escaping gas to move?
rocket
space probe
satellite
telescope
20
Which property makes Earth unique compared to other planets in the Solar System?
it is a rocky planet
it orbits the sun
it rotates on its axis
it has liquid water
21
The major gravitational force in the Solar System is....?
Saturn
the Sun
the moon
Mars
22
A meteoroid is a _____, _______ body that travels through space?
small, rocky
large, dusty
shining, glowing
fast, cloudy
23
True or False:Microwaves were invented as a result of space travel.
False
True
24
What separates the inner planets from the outer planets?
solar flares
a dense fog
an asteroid belt
an inter-stellar fog
25
True or False: Humans have traveled to Mars and Venus?
True
False
26
The first artificial satellite launched into space was......?
Sputnik 1
Chandra X-Ray Observatory
Hubble Telescope
Explorer 1
27
Which planet is the hottest planet in the Solar System due to the greenhouse effect?
Mars
Jupiter
Mercury
Venus
28
True or False: Moons are natural satellites.
True
False
29
True or False: Our Solar System is made up of 9 planets?
False
True
30
A ________ is a large collection of stars, gas, and dust held together by gravity?
solar system
galaxy
nebulae
quasar
31
T or F: There's an international space station orbiting Earth and continuallystudying space.
False
True
32
A light year is............?
the distance that light travels in one year
7 years
half a year
how long it takes sunlight to reach the Earth
33
What is the layer of air, made of gases, surrounds Earth, & protects humans from radiation?
clouds
atmosphere
photosphere
lithosphere
34
True or False: Mars is a terrestrial planet?
False
True
35
The chemical makeup of the sun is..........?
oxygen and helium
hydrogen and helium
hydrogen, helium, and sulfate
hydrogen and oxygen
36
Which of the following is the reason Earth sustains life?
liquid water
breathable atmosphere
all of the above
suitable amount of sunshine
37
True or False:Humans have landed probes on Mars and Venus.
True
False
38
True or False: We can calculate how long it takes planets to revolve around the sun?
True
False
39
Comets give off dust in the form of a...?
halo
solar flare
tail
crater
40
Which telescope has allowed scientists to learn more about planet earth?
Galileo
Nebula
Gamma
Hubble
