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Science Questions - All Grades

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Grade 8 Human Reproduction
Which process involves the development and maturation of sex organs?
  1. fertilization
  2. puberty
  3. menstruation
  4. ovulation
Grade 8 Human Reproduction
Grade 8 Human Reproduction
Grade 8 Human Reproduction
Grade 6 Properties of Matter
What is the density?

Mass = 120 g
Volume = 96 mL
  1. 1.52 g/mL
  2. 0.33 g/mL
  3. 1.20 g/mL
  4. 1.25 g/mL
Grade 8 Cell Structure and Function
Grade 9 Food Chains and Webs
Grade 9 Conservation and Biodiversity
If fish reproduce at a slower rate than the rate at which they are caught, how will their population change?
  1. It will decrease
  2. The fish will swim to other bodies of water
  3. It will not change
  4. It will increase dramatically
Grade 8 Acids and Bases
Grade 8 Food Chains and Webs
Grade 8 Heat Transfer
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot like the end in the hot water?
  1. The hot water causes a chemical reaction to take place in the spoon.
  2. The heat from the hot water is conducted to the spoon handle.
  3. The hot water heats the air surrounding the upper part of the spoon.
  4. The hot water causes a physical change in the spoon handle.
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