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WorksheetsAstronomy Quiz
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
The Sun and all the objects orbiting it are known as ______.
a)
planets
b)
stars
c)
solar system
d)
asteroids
2.
Terrestrial planets are ____.
a)
inner planets, rocky, and small
b)
inner planets, gaseous, and large
c)
outer planets, rocky, and small
d)
outer planets, gaseous, and large
3.
Gas Giants are ____.
a)
inner planets, rocky, and small
b)
inner planets, gaseous, and large
c)
outer planets, rocky, and small
d)
outer planets, gaseous, and large
4.
A unit used to measure long distances, equivalent to the distance from the Sun to Earth is referred to as ____.
a)
Astronomical Unit (AU)
b)
Sidereal Year (SY)
c)
Cosmic Scale (SS)
d)
Light Year
5.
The source of the Sun's heat and light energy is ____.
a)
combustion gas
b)
fusion of hydrogen nuclei
c)
gravitational pressure
d)
burning of fossil fuels
6.
Scientists measure distances beyond our solar system (such as between two stars or galaxies) using which of the following unit?
a)
Miles
b)
Kilometers
c)
Light years
d)
Meters
7.
What information can you find on a H-R diagram?
a)
Where stars are located.
b)
Sizes of planets.
c)
Types and sizes of stars
d)
Shapes of objects in the solar system.
8.
The phrase "a giant, hot ball of gases" is best used to described the ____.
a)
moon
b)
meteorite
c)
planet
d)
star
9.
For average stars, like our Sun, what will it eventually become once it runs out of energy from nuclear fusion in its core?
a)
white dwarf
b)
black hole
c)
neutron star
10.
The Milky Way is a ____ galaxy.
a)
irregular
b)
spiral
c)
elliptical
11.
The two most common elements in the universe are _____ and helium.
a)
oxygen
b)
carbon
c)
hydrogen
d)
iron
12.
Near the end of the life cycle of a giant star, a spectacular explosion takes place which creates many of the heavier elements. The name of this explosion is ______.
a)
big bang theory
b)
supernova
c)
explosion
13.
A small chunk of ice and dust that revolves around the Sun is a ____.
a)
comet
b)
asteroid
c)
meteor
d)
meteorite
14.
A rocky object orbiting the Sun, too small to be called a planet, is a ____.
a)
comet
b)
asteroid
c)
meteor
d)
meteorite
15.
_____ are smaller in size, reflects light and do not undergo nuclear fusion; ______ undergo nuclear fusion, larger in size, and give off light.
a)
Stars; Planets
b)
Planets; Stars
c)
Comets; Asteroids
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