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Test your basic knowledge |
CSET Astronomy
Start Test
Study First
Subjects
:
cset
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Also known as the dwarf planet and was demoted from being an official planet in 2002
Milky Way galaxy
Earth
Pluto
black hole
2. Our home planet - which has the right amount of atmosphere to support life
spiral galaxies
sunspots
Earth
barred spiral
3. Result of a collapsed star or collapsed group of stars that light cannot escape
neutron stars
stellar nurseries
black hole
red giants
4. The period from one full moon to another full moon
lunar month
seas/maria
main sequence
spiral galaxies
5. Objects moving farther from the Earth have a longer wavelength
redshift
winter solstice
supernova
barred spiral
6. A large chunk of rock that revolves around the Sun and is part of a large belt between Mars and Jupiter
asteroid
spiral galaxies
neutron stars
gas giants
7. Neutron stars that spin rapidly and release radio waves
black hole
pulsars
Earth
sunspots
8. The lifeline of a star
Neptune
neutron stars
solar eclipse
main sequence
9. Has 200 to 400 billion stars in its galaxy - including the Sun
supernova
pulsars
spiral galaxies
Milky Way galaxy
10. The first day of fall because the earth's axis is perpendicular to the sun's rays
autumnal equinox
Jupiter
elliptical galaxies
barred spiral
11. Process in which a star dies by explosion
supernova
Kuiper Belt and Oort Cloud
prominences
redshift
12. Gigantic gas giant that has large rings and 45 moons orbiting it
Saturn
spiral galaxies
Greenwich time zone
Pluto
13. Small gas giant with gray rings and 25 moons on it
Saturn
redshift
Uranus
stellar nurseries
14. Planets that are made of gas clouds like Jupiter
gas giants
blueshift
Milky Way galaxy
white dwarf
15. The inside of the Sun - which is 14 million degrees Celsius
autumnal equinox
core
Greenwich time zone
time zones
16. Clouds of gas and dust that form stars
stellar nurseries
comets
terrestrial planets
gas giants
17. The shortest day of the season because the northern hemisphere is pointed farthest away from the sun
Orion arm
Uranus
winter solstice
Venus
18. Planets that are made from hunks of rock like Earth
barred spiral
prominences
Mars
terrestrial planets
19. Waves that are moving closer to the Earth have shorter wavelengths
corona
blueshift
comets
supernova
20. Enormous jets of gas that shoot out of thes un
Pluto
Mercury
prominences
Earth
21. The largest planet that is also a gas giant and has a permanent storm on its surface known as the Big Red Spot
solar system
Pluto
supernova
Jupiter
22. Galaxies shaped like round or flattened spheres
elliptical galaxies
corona
Neptune
pulsars
23. The sun's atmosphere
corona
solar eclipse
Kuiper Belt and Oort Cloud
core
24. The longest day of the season because the northern hemisphere is pointed directly at the sun
summer solstice
protostars
Big Bang theory
sunspots
25. The surface of the Sun - which is close to 6000 degrees Celsius
summer solstice
Greenwich time zone
photosphere
Big Bang theory
26. The time zone at 0 degrees longitude on the Earth
Uranus
stellar nurseries
lunar month
Greenwich time zone
27. A baby star
summer solstice
Jupiter
Doppler effect
protostars
28. The way that the earth is split in 24 ways which run north - south because the earth spins at 15 degrees per hour
time zones
core
supernova
Doppler effect
29. A star's core dies out by collapsing until it forms a tiny area of infinite density
Mars
singularity
protostars
main sequence
30. Clumps of ice and dust that orbit the sun
Greenwich time zone
comets
core
Mercury
31. Form of galaxy that looks like a spiral with a bulge n the middle; like the Milky Way
Doppler effect
singularity
barred spiral
blueshift
32. The planet that is the closest to the sun. It has a hot side and a cold side
black hole
Mercury
irregular galaxies
time zones
33. The arm that the Earth is a part of
Greenwich time zone
Orion arm
sunspots
protostars
34. When the moon and the sun are on the opposite sides of the earth
lunar eclipse
time zones
irregular galaxies
Pluto
35. Areas at the outer edge of the solar system where small bodies of comets are thought to have originated
core
Kuiper Belt and Oort Cloud
seas/maria
Pluto
36. Phenomenon when the moon passes over the sun and the earth
summer solstice
seas/maria
solar eclipse
Jupiter
37. Gas giant that is very bluish and named after the Roman God of the sea and has a stormy gray dark spot
Neptune
comets
black hole
Jupiter
38. The universe started 14 billion years ago and everything was packed in a dense point called a singularity that exploded
asteroid
photosphere
elliptical galaxies
Big Bang theory
39. Galaxies that have undefined shapes and made up of young stars - gas and dust
irregular galaxies
Earth
steady state model
autumnal equinox
40. Galaxies that are shaped like discs and contain middle aged stars and a moderate amount of gas and dust
spiral galaxies
Orion arm
steady state model
Mercury
41. Super dense stars that are as massive as the sun but twice as small
asteroid
pulsars
corona
white dwarf
42. Planet referred to as Earth's sister because it is the same size as Earth; contains a lot of sulfuric acid
Uranus
pulsars
Venus
sunspots
43. A star with a heavy mass dies by combining its protons and electrons into neutrons
neutron stars
pulsars
Pluto
prominences
44. A group of planets that includes Earth that started out as a large gas cloud
blueshift
Mars
solar system
seas/maria
45. Stars that are preparing to die when they run out of hydrogen in their core by blowing up bigger than their size as the surface cools down
protostars
winter solstice
red giants
solar system
46. The dark spots on the moons
seas/maria
main sequence
singularity
Orion arm
47. Red planet that has a lot of iron on it and has the tallest mountain in the solar system: the Olympus Mons
black hole
lunar eclipse
Earth
Mars
48. Strange dark patches found on the sun that are caused by the sun's electromagnetic field
irregular galaxies
sunspots
pulsars
blueshift
49. Change in frequency of a wave for an observer moving relative to the source of the wave.
Earth
Doppler effect
comets
prominences
50. A region that is so dense that it will trap stuff in it forever. It is started either by the death of a large star or when millions of matter clump together
core
black hole
photosphere
comets
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