Space Unit Test Review: Question Preview (ID: 30148)

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

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

What type of telescope is the Arecibo telescope?
a) a gamma ray telescope
b) a radio telescope
c) an infrared telescope
d) a telescope that you look through to see visible light

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

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

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

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

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

How many planets are found in our solar system? (not including the new ones without names)
a) 6
b) 7
c) 8
d) 9

Is Pluto considered a planet by most scientists?
a) Yes because it is bigger than Neptune
b) Yes because it has an atmosphere like Earth
c) No because aliens live on it
d) No because it is too small and is considered a dwarf planet

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

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 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

Which planet is the furthest from the Sun?
a) Neptune
b) Venus
c) Mercury
d) Saturn

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

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

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

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