Space Unit Test Review Question Preview (ID: 30148)


Space Unit Test Review.[print questions]

Which is a difference between the inner planets and the outer planets?
a) the inner planets are gas planets
b) the outer planets are less dense than the inner planets
c) the outer planets include Venus and Mars
d) the inner planets are spread very far apart

What is responsible for the tides on Earth?
a) the pull of Mars' gravity
b) the sun's energy
c) the pull of the Moon's gravity
d) The Earth's gravity

When is there a high tide?
a) when the part of the earth is facing the moon AND when the part of the earth is facing away from the moon
b) when the part of the earth is facing the moon only
c) when the part of the earth is facing away from the moon only
d) when the part of the earth is at an angle from the moon

Who was the first man to walk on the moon?
a) John Glenn
b) Yuri Gagarin
c) Neil Armstrong
d) Barack Obama

Why is gravity important to life on Earth?
a) because it blocks out harmful UV rays
b) because it keeps the water and atmosphere in place for us
c) because it keeps our planet warm
d) because it helps with Earth's rotation

Which of the following things is important to sustain life?
a) chlorophyl
b) nitrogen and gold
c) having a gaseous surface
d) liquid water

Which element would MOST LIKELY be needed to have life on another planet?
a) nitrogen
b) carbon
c) sulfur
d) helium

Why are space telescopes able to see more of the universe than telescopes on Earth?
a) because they are closer to the Sun
b) because they travel to Jupiter
c) because they do not need to see through Earth's atmosphere
d) there is no difference

During what 2 moon phases can eclipses occur?
a) full and new
b) crescent and quarter
c) full and gibbous
d) waxing and waning

What is the difference between a meteor and a meteorite?
a) A meteor is made of ice and a meteorite is made of rock
b) A meteor burns up in the atmosphere and a meteorite lands on Earth's surface
c) A meteor is in space and a meteorite burns up in the atmosphere
d) A meteorite is made of ice and a meteor is made of rock

Why would Neptune not be able to support life?
a) It is too hot
b) It is too cold
c) It has too much mass
d) It has too little mass

When scientists want to study Saturn, which of the following would they most likely use?
a) a space shuttle
b) a space station
c) a manned space craft
d) a space probe

Why does Earth have day and night?
a) because the Earth is revolving around the Sun once a year
b) because the Moon is revolving around Earth once a month
c) because the Earth is rotating on its axis and faces the sun part of the day and not the other
d) because solar and lunar eclipses block the Sun

What does Revolution mean?
a) to orbit around something
b) to spin
c) to run away
d) to leave Earth's atmospere

Why do solar and lunar eclipses not happen every day?
a) because the Moon is titled and its orbit is not straight around Earth
b) because the Sun moves slowly around Earth
c) because the Earth tilts towards the Sun more often than the Moon
d) because the Sun tuns away from the Moon more often than the Earth

Which phase of the Moon occurs right AFTER a full Moon?
a) a waning gibbous
b) first quarter
c) a new Moon
d) a waxing crescent

Which planet do scientists think has the best chance of possibility supporting life? (hint: it is the next planet for humans to visit)
a) Saturn
b) Venus
c) Mars
d) Mercury

What phase of the moon happens directly AFTER a new moon?
a) waning crescent
b) waxing crescent
c) waning gibbous
d) waxing gibbous

How do we learn the most about our solar system (especially the moon)?
a) by using satellite telescopes
b) by visiting them
c) by using telescopes on Earth
d) by talking to aliens that come to Earth

What happens when the Moon blocks the Sun from Earth?
a) a lunar eclipse
b) an Earth eclipse
c) a solar eclipse
d) a full Moon

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