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CSET Astronomy

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. A star with a heavy mass dies by combining its protons and electrons into neutrons






2. The arm that the Earth is a part of






3. Planets that are made of gas clouds like Jupiter






4. The way that the earth is split in 24 ways which run north - south because the earth spins at 15 degrees per hour






5. Clumps of ice and dust that orbit the sun






6. Phenomenon when the moon passes over the sun and the earth






7. The first day of spring because the earth's axis is perpendicular to the sun's rays






8. The time zone at 0 degrees longitude on the Earth






9. Objects moving farther from the Earth have a longer wavelength






10. The inside of the Sun - which is 14 million degrees Celsius






11. Has 200 to 400 billion stars in its galaxy - including the Sun






12. Galaxies that are shaped like discs and contain middle aged stars and a moderate amount of gas and dust






13. The period from one full moon to another full moon






14. Super dense stars that are as massive as the sun but twice as small






15. Planet referred to as Earth's sister because it is the same size as Earth; contains a lot of sulfuric acid






16. Waves that are moving closer to the Earth have shorter wavelengths






17. Also known as the dwarf planet and was demoted from being an official planet in 2002






18. A star's core dies out by collapsing until it forms a tiny area of infinite density






19. The idea that the universe appeared without a beginning






20. The longest day of the season because the northern hemisphere is pointed directly at the sun






21. Small gas giant with gray rings and 25 moons on it






22. Our home planet - which has the right amount of atmosphere to support life






23. A group of planets that includes Earth that started out as a large gas cloud






24. Gigantic gas giant that has large rings and 45 moons orbiting it






25. The shortest day of the season because the northern hemisphere is pointed farthest away from the sun






26. Enormous jets of gas that shoot out of thes un






27. Neutron stars that spin rapidly and release radio waves






28. The sun's atmosphere






29. Galaxies shaped like round or flattened spheres






30. Process in which a star dies by explosion






31. Form of galaxy that looks like a spiral with a bulge n the middle; like the Milky Way






32. The universe started 14 billion years ago and everything was packed in a dense point called a singularity that exploded






33. Gas giant that is very bluish and named after the Roman God of the sea and has a stormy gray dark spot






34. Strange dark patches found on the sun that are caused by the sun's electromagnetic field






35. Areas at the outer edge of the solar system where small bodies of comets are thought to have originated






36. The surface of the Sun - which is close to 6000 degrees Celsius






37. Galaxies that have undefined shapes and made up of young stars - gas and dust






38. The dark spots on the moons






39. The planet that is the closest to the sun. It has a hot side and a cold side






40. Clouds of gas and dust that form stars






41. The first day of fall because the earth's axis is perpendicular to the sun's rays






42. Change in frequency of a wave for an observer moving relative to the source of the wave.






43. A large chunk of rock that revolves around the Sun and is part of a large belt between Mars and Jupiter






44. Planets that are made from hunks of rock like Earth






45. The lifeline of a star






46. 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






47. The largest planet that is also a gas giant and has a permanent storm on its surface known as the Big Red Spot






48. 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






49. When the moon and the sun are on the opposite sides of the earth






50. Result of a collapsed star or collapsed group of stars that light cannot escape







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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