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

Created with That Quiz — the math test generation site with resources for other subject areas.