EOC Practice 1st Semester Concepts #5 Question Preview (ID: 34591)


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The period of rotation of the Earth:
a) 28 hours
b) 26 hours
c) 365 days
d) 24 hours

What are the four terrestrial planets?
a) Mars, Pluto, Jupiter, Ceres
b) Uranus, Neptune, Jupiter Saturn
c) Mercury, Venus, Earth, Mars
d) Mercury, Venus, Earth, Pluto

What is the object that all planets in our solar system orbit?
a) The sun
b) The moon
c) The Milky Way
d) Mercury

What is the biggest planet in our Solar System?
a) Neptune
b) Uranus
c) Saturn
d) Jupiter

The phase of the moon in which the entire lit half is facing away from Earth is called a .
a) First quarter
b) Full moon
c) New moon
d) Half moon

The sun is a .
a) star
b) planet
c) asteroid
d) moon

When the moon appears to be growing and you see more of the moon it is .
a) phases
b) waxing
c) spinning
d) waning

The outer planets are often called the .
a) large comets
b) gas giants
c) asteroid belts
d) rocky planets

The planets are small and dense and have rocky surfaces.
a) Inner
b) Outer
c) Moon
d) Martian

The fact that Earth's axis is tilted 23.5 degrees is responsible for
a) the change between day and night
b) the change of the seasons
c) solar eclipse
d) lunar eclipse

Which is the closest object to Earth?
a) Jupiter
b) Moon
c) Sun
d) Pluto

The length of time it takes Earth to rotate once on its axis is called a
a) season
b) month
c) year
d) day

The inner planet closest to the Sun is .
a) Mercury
b) Venus
c) Earth
d) Mars

Earth rotates once on its about every 24 hours.
a) poles
b) orbit
c) ellipses
d) axis

The length of time it takes Earth to revolve around the sun is called a .
a) season
b) month
c) year
d) day

The moon is visible to us because the moon
a) reflects light from Sun.
b) reflects light from Earth.
c) produces light through fusion.
d) produces light through combustion

What force keeps the moon in orbit?
a) axis
b) solstice
c) gravity
d) earth

When the people on Earth cannot see a moon, which phase is the moon in?
a) Full Moon
b) Waxing Crescent
c) New Moon
d) Waxing Gibbous

The sun is composed mainly of
a) methane
b) argon
c) oxygen
d) hydrogen

How many planets are in the solar system ?
a) 7
b) 10
c) 8
d) 9

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