Intro to Our Universe Quiz
asteroids
  • 1. The study of our universe is called___
A) geography
B) astronomy
C) space
D) geology
E) astrology
galaxy
  • 2. Our sun is actually a ________
A) supernova
B) star
C) nova
D) galaxy
E) planet
pexels pixabay
  • 3. Everything that exists, exists in _________
A) the sun
B) an atom
C) the universe
D) our cells
E) water
meteor
  • 4. Which of these is the largest?
A) Earth
B) galaxy
C) Sun
D) Jupiter
E) solar system
cumulus
  • 5. An idea that has lots of evidence to back it up but that can not be proven is a(n) ___
A) educated guess
B) prediction
C) law
D) theory
E) hypothesis
earthsunrise jpeg
  • 6. True or False.... A scientific theory can be proven
A) True
B) False
colorfulplanets
  • 7. True or False... A scientific law can be proven
A) True
B) False
bigdipper
  • 8. There are/is _____ Sun(s) in our galaxy
A) one
B) three
C) two
D) millions of
E) 100
colorfulplanets
  • 9. There are _____ galaxies in our universe
A) 100
B) thousands of
C) 7
D) 10
E) 2
  • 10. Our galaxy is called _____
A) none of these
B) the Solar System
C) Alpha Centauri
D) a super nova
E) the Milky Way
gasplanets
  • 11. To have gravity, an object must have ____
A) volume
B) height
C) mass
D) electricity
E) all of these
galaxy
  • 12. Your body exerts or has its own gravity.
A) True
B) False
gasplanets
  • 13. Which of these would exert or have the most gravity?
A) Jupiter
B) a fly
C) Earth
D) you
E) an elephant
satellite color
  • 14. When one object attracts or pulls on another object
A) none of these
B) gravity
C) pressure
D) supernova
E) the universe
  • 15. Gravity makes objects ____ when they are falling
A) speed up
B) slow down
C) all of these
D) move at a constant speed
purphurrthisone
  • 16. What keeps you on the ground?
A) gravity
B) volume
C) acceleration
D) pressure
E) density
nasaearth
  • 17. Gravity keeps our Earth ____
A) from growing 1000x larger
B) from exploding
C) in orbit around the Sun
D) none of these
E) from shrinking
bigbang
  • 18. If you drop a penny and a baseball they fall ___
A) so that the penny hits first
B) at different speeds
C) so that the baseball hits first
D) none of these
E) at the same speed
eyelightning
  • 19. Gravity can pull on clouds to affect weather.
A) Never
B) False
C) True
saturnmoons
  • 20. What makes our ocean tides rise and fall?
A) Earth's gravity
B) the Moon's gravity
C) tornadoes
D) too much rain
E) wind
  • 21. A container with no air is called or creates a ___
A) nebula
B) planet
C) vacuum
D) supernova
E) sun
colorfulplanets
  • 22. E.M. stands for___
A) emergency medical
B) electromagnetic
C) emit motion
D) electrical movement
E) Earth's mass
  • 23. Which of these types of waves are NOT on the EM spectrum?
A) radio waves
B) ocean waves
C) TV broadcast waves
D) all of these
E) x-rays
bigdipper
  • 24. What do scientists use to see the universe's galaxies?
A) microscopes
B) binoculars
C) all of these
D) none of these
E) telescopes
nasaearth
  • 25. Radiation is always bad.
A) False
B) True
stratocumulus
  • 26. Matter that does not give off radiation that can be detected is _____
A) dark matter
B) a black hole
C) light matter
D) a nebula
E) a supernova
  • 27. Scientists believe that 90% of matter in the galaxies is ______
A) made of oxygen
B) makes up planets
C) light matter
D) dark matter
E) makes up our sun
hubble
  • 28. Objects that heat and light the planets are called____
A) radiation
B) suns
C) stars
D) wavelengths
E) none of these
  • 29. Our Sun is small in comparison to other stars in the universe
A) our Sun is not a star
B) True
C) False
lightning
  • 30. Stars are made of _____
A) metals
B) iron
C) liquid
D) solid
E) plasma
bigbang
  • 31. The "light" given off by stars comes from ___
A) metal reflections
B) fire
C) constant nuclear reactions
D) oxygen
E) iron
planeshunters
  • 32. Stars are usually made of which 2 gases?
A) oxygen and nitrogen
B) helium and nitrogen
C) hydrogen and oxygen
D) iron and oxygen
E) helium and hydrogen
spectrum
  • 33. There are many different kinds of light in our universe.
A) True
B) False
spectrum
  • 34. Infrared, ultraviolet and x-rays are all forms of _____
A) solids
B) supernovas
C) light
D) liquids
E) gases
  • 35. A ball of gases that has many nuclear reactions is called_______
A) gravity
B) mass
C) a planet
D) a star
E) a galaxy
cirrocum
  • 36. What color is our Sun?
A) orange
B) yellow
C) white
D) red
E) invisible
bigbang
  • 37. The color of a star depends on its _________
A) gases
B) surface temperature
C) size only
D) distance from s planet
E) gravity
  • 38. Higher temperatures create a__________star
A) yellow
B) blue
C) red
D) orange
E) white
neonhunteer
  • 39. Lower temperatures create a ______ star
A) white
B) yellow
C) red
D) blue
E) orange
  • 40. A star's luminosity means its _______
A) gas type
B) size
C) temperature
D) brightness
E) volume
spaceimage
  • 41. A star's radius means its ________
A) temperature
B) orbit
C) size
D) density
E) color
  • 42. Our Sun has a _____ temperature compared to others in the universe
A) cooler
B) none of these
C) below zero
D) medium
E) hotter
eyewith sun
  • 43. Like other organisms, stars have a _________
A) nitrogen cycle
B) life cycle
C) all of these
D) water cycle
E) carbon cycle
  • 44. Stars are born from huge clouds of _____
A) water and dust
B) hydrogen and water
C) oxygen
D) gas and dust
E) nitrogen
USAcolor
  • 45. The "beginning" of a star's life is called a _____
A) nebula
B) radiation wave
C) supernova
D) gamma ray
E) white dwarf
solarsystem
  • 46. A nebula that condenses and gets smaller is called a _____
A) solar sytem
B) galaxy
C) supernova
D) protostar
E) giant nebula
  • 47. The prefix "proto" means ____
A) early or before
B) older or after
C) middle of a cycle
D) none of these
saturnmoons
  • 48. Right at the end of the protostar phase, a star becomes _____
A) all of these
B) less dense
C) more dense
D) a solid
E) explosive
eyedetail
  • 49. The star's heavy elements move___
A) out into the atmosphere
B) in straight lines
C) in horizontal lines
D) to the center
  • 50. After a star's main sequence, it becomes a _______
A) green star
B) red giant
C) supernova
D) white dwarf
E) blue star
spaceimage
  • 51. As a star cools it starts to ____
A) shrink
B) disappear
C) all of these
D) grow
  • 52. As a star begins to die, it becomes a _________
A) blue dwarf
B) white dwarf
C) red dwarf
D) yellow giant
E) red giant
galaxy
  • 53. What is a super nova?
A) when a star's reactions speed up and it explodes
B) when a star's reactions stop and it explodes
C) when a galaxy explodes
D) when 2 stars collide
E) when 2 planets collide
  • 54. When a star has little or no fuel left, it is in its ______ stage of life
A) first
B) final
C) middle
D) 10th
meteor
  • 55. A star in its final stage becomes a ____
A) none of these
B) white dwarf
C) blue planet
D) yellow dwarf
E) red giant
  • 56. A black hole has so much gravity that ______
A) it explodes into a supernova
B) even light can not get out
C) light can escape easily
D) all of these
comet
  • 57. No object can escape the gravity of a black hole.
A) False
B) True
solarsystem
  • 58. A huge amount of mass in a very small space produces a ___
A) supernova
B) galaxy
C) black hole
D) solar system
E) universe
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