Time: 2:42am
State of Being: sleeping. brain. mush.
Song lyric in my head:
current desire: sleep.
where am I?: in the living room on the couch
what's that noise?: listening to the one hit wonder channel on iheart radio. It's an AWESOME channel.. oh and the constant thunder. It's about to REALLY storm.
so I just finished my high school test. And due to my overwhelming desire to complete a challenge, I'm hoping the extra post today will make up my missing day. lol So if you're bored, suffer (enjoy?) insomnia, or both, have a high school test to take. lol! (yup. brain mush. time for bed)
Name: _________________ Date: ______________Parent’s Signature: ___________________
Unit 1. Test One.
Part One: Match the word in the word bank with the definition. (one point each)
Earth Science geology astronomy meteorology oceanography orbit El Niño waves electromagnetic spectrum speed of light light-year telescope
refracting telescope reflecting telescope radio telescope cosmologist galaxies redshift Big Bang gravity Quasars black hole spiral galaxies
elliptical galaxies irregular galaxies Local Group
1. The Study of the atmosphere and the weather: _______________
2. Starlike objects in the center of galaxies that give off strong radio signals: _______________
3. The total range of all electromagnetic waves: _______________
4. A shift in light or energy that demonstrates that an object is moving away: _______________
5. A path an object takes around another: _______________
6. A telescope that uses lenses to gather light: _______________
7. A Scientist that studies the origins of the universe: _______________
8. Large groups of stars held in gravitational orbit with one another: _______________
9. Galaxies with no defined shape: _______________
10. A cluster of galaxies held together by gravitational attraction: _______________
11. Extremely dense region of gravity so strong that it swallows up all matter around it: _______________
12. A tool used to view distant objects: _______________
13. A telescope that uses mirrors to gather light: _______________
14. A warm ocean current off the coast of Peru that changes the climate: _______________
15. The study of Earth’s crust and its interior: _______________
16. The distance light travels in one year: _______________
17. Galaxies shaped like a round ball or oval: _______________
18. A telescope that gathers energy in the form of radio waves: _______________
19. Galaxies with a pinwheel shape and usually two or more arms: _______________
20. The force that attracts objects with mass to one another: _______________
21. The study of Earth and all its systems: _______________
22. The study of the universe: _______________
23. The study of the Earth’s oceans: _______________
24. The means by which energy (light) travels: _______________
25. 300,000km per second: _______________
26. Theory that the universe began with a giant explosion: _______________
Part Two: Answer. (one point each)
27. What type of scientist would study a volcanic eruption?
a) astronomer b) geologist
c) oceanographer d) cosmologist
28. What type of scientist would study the Earth’s orbit around the Sun?
a) astronomer b) geologist
c) oceanographer d) cosmologist
29. What type of scientist would study crashing waves eroding the beach?
a) cosmologist b) oceanographer
c) geologist d) meteorologist
30. What type of scientist would study a blizzard?
a) cosmologist b) oceanographer
c) geologist d) meteorologist
30. How does light travel?
a) through mass b) in waves
c) in a black hole d) I 95 North
31. What Italian Astronomer in 1610 fist pointed a telescope to the sky?
a) Galileo b) Hubble
c) Keck d) *kid's name in class*
32. What telescope travels 600km above the Earth’s surface?
a) Galileo b) Hubble
c) Keck d) *kids's name in class*
33. In 1929, what astronomer and cosmologist used a telescope to measure light coming from galaxies?
a) Galileo b) Hubble
c) Keck d) *kids name*
34. What did Hubble see that concluded the universe was expanding?
a) the sun b) the black hole
c) the redshift d) The Big Bang
35. What is the name of our galaxy?
a) Andromeda b) The Milky Way
c) Solar System d) The Red Shift
36. What type of galaxy do we live in?
a) spiral b) elliptical
c) irregular d) local
37. What is the name of the closest galaxy to us?
a) Andromeda b) The Milky Way
b) Solar System d) *kids name*
38. What is believed to be at the center of quasars?
a) black holes b) galaxies
c) redshifts d) solar systems
Part Three: Order the Electromagnetic Waves in the Electromagnetic Spectrum from High to Low Energy. (one point each)
X-Rays Ultra-Violet light Radio Waves Gamma Rays Microwaves
High ---> 39. ____________________ 40. _______________________ 41. ________________________ Visible Light
Infrared Light 42. ____________________ 43. ____________________ ---> Low
Part Four: True or False? (one point each)
44. _________ The amount of light a telescope can gather depends on the diameter of the lens.
45. _________ The largest telescope on Earth is the Hubble Telescope.
46. _________ According to the Big Bang, the universe began 4.6 billion years ago.
47. __________ Quasars are believed to be at the center of galaxies.
48. _________ Andromeda is an elliptical galaxy.
Part Five: Answer in complete sentences. (two points each)
49. Why is looking into the stars like looking into the past?
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50. Why do stars appear as if they are twinkling?
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Part Six: Draw and Label the three types of galaxies: (two points each)
okay. really tired. have to sleep. have to give tests tomorrow...
peace!
-mel-
2:49am
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