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Science

  •  English    31     Public
    general science questions
  •   Study   Slideshow
  • Which is a cardiovascular exercise: jumping rope or lifting weights?
    jumping rope
  •  5
  • In chemistry what does the symbol "C" stand for?
    carbon
  •  15
  • Which is the best conductor of electricity: wood, ceramic or copper?
    copper
  •  20
  • Who discovered the law of gravity?
    Isaac Newton
  •  15
  • Are the worker bees male or female?
    female
  •  10
  • What is your body's largest organ?
    the skin
  •  25
  • Which expand the most when it is heated: a liquid, a solid or a gas?
    a gas
  •  15
  • When a person has tuberculosis, what part of the body is affected?
    the lungs
  •  5
  • What two gases make up most of the air that we inhale?
    nitrogen and oxygen
  •  10
  • After a male and female praying mantis mate, which one eats the other?
    The female eats the male.
  •  15
  • About how many kinds of atoms are there: 25, 50 or 100?
    100 (109 to be correct)
  •  20
  • What kind of chip makes a computer work?
    a microchip
  •  10
  • Is a spider classified as an insect, a crustacean or an arachnid?
    an arachnid
  •  25
  • The inside of a lightbulb is a vacuum. True or false?
    true
  •  25
  • What does carbon dioxide change into when it freezes?
    dry ice
  •  10
  • A male's sex cells are called "sperm". What is the word for a female's sex cells?
    eggs
  •  20