Solar System Question Preview (ID: 22043)


Solar System. TEACHERS: click here for quick copy question ID numbers.

Astronomical unit
a) The average distance between Earth and the sun, about 150 million kilometers
b) The distance between the Earth and the moon
c) The speed of light
d) The distance light travels in one year

light year
a) The average distance between Earth and the sun, about 150 million kilometers
b) Distance that light travels in one year; about 9.46 trillion kilometers
c) the speed of light
d) the time light travels to the moon and back

cosmos
a) the universe
b) the solar system
c) the planets
d) outer space

universe
a) the planets
b) the solar system
c) totality of everything that exists, including all space, time, matter, energy, planets, stars, galaxies, intergalactic space,
d) outer space

satelitte
a) An object that moves around another object in space; the moom is a satellite of Earth
b) an object orbiting around a moon
c) a type of rocket
d) an object moving in a circle

dwarf planet
a) an object that is too cold to be a planet
b) a tiny planet
c) an object that is round, but orbits a moon
d) An object that orbits the sun and is spherical, but has not cleared the area of its orbit.

plutoid
a) A dwarf planet outside the orbit of Neptune.
b) a tiny planet
c) an object that is round but orbits a moon
d) an object that is round, but doesn't orbit the sun

Kuiper Belt
a) a region between Jupiter and Mars that contains many asteroids
b) a region of the solar system containing many meteors
c) an object beyond Pluto that contains many comets
d) A region of the solar system that is just beyond the orbit of Neptune and that contains small bodies made mostly of ice

nebula
a) A large cloud of dust and gas in space
b) a large hot ball of gas
c) A collection of stars, dust, and gas bound together by gravity
d) An enormous explosion of a giant star

star
a) A collection of stars, dust, and gas bound together by gravity
b) An enormous explosion of a giant star
c) a large hot ball of gas
d) A large cloud of dust and gas in space

galaxy
a) A large cloud of dust and gas in space
b) A collection of stars, dust, and gas bound together by gravity
c) a large hot ball of gas
d) An enormous explosion of a giant star

supernova
a) A collection of stars, dust, and gas bound together by gravity
b) A large cloud of dust and gas in space
c) a large hot ball of gas
d) An enormous explosion of a giant star

black hole
a) An enormous explosion of a giant star
b) A collection of stars, dust, and gas bound together by gravity
c) An object so massive and dense that even light cannot escape its gravity.
d) a large hot ball of gas

Milky Way
a) A large spiral galaxy that is home to Earth and the rest of our solar system, and about a trillion stars.
b) An object so massive and dense that even light cannot escape its gravity.
c) A collection of stars, dust, and gas bound together by gravity
d) An enormous explosion of a giant star

star cluster
a) An enormous explosion of a giant star
b) A collection of stars, dust, and gas bound together by gravity
c) A large spiral galaxy that is home to Earth and the rest of our solar system, and about a trillion stars.
d) a collection of stars held together by gravity

Big Bang Theory
a) The theory that the universe originated in a huge explosion that released all matter and energy.
b) a collection of stars held together by gravity
c) A large spiral galaxy that is home to Earth and the rest of our solar system, and about a trillion stars.
d) A large planetesimal flew close to Earth. Earth's gravity captured the object and the orbit stabilized creating the moon as w

accreting
a) cooling down
b) heating up
c) sticking together
d) falling apart

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