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Seventh Grade (Grade 7) Chemistry Questions

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Grade 7 Acids and Bases
Grade 7 Acids and Bases
Grade 7 Biochemical Pathways
Grade 7 Properties of Matter
When sandpaper smooths a piece of wood, what type of change is it?
  1. change of matter
  2. physical change
  3. chemical change
  4. change of state
Grade 7 Macromolecules
Grade 7 Periodic Table and Elements
Which of these substances is not an element?
  1. water
  2. hydrogen
  3. aluminium
  4. iron
Grade 7 Periodic Table and Elements
What is the Periodic Table?
                                                 
  1. A group of periods
  2. A table that is not often used
  3. An arrangement of elements based on atomic number
  4. A list of elements not yet discovered Mendeleev
Grade 7 Acids and Bases
What is 7 on the pH scale?
  1. Acid
  2. Base
  3. Neutral
  4. Alkaline
Grade 7 Biochemical Pathways
Grade 7 Periodic Table and Elements
Periodic means
  1. happening at regular intervals
  2. happening very rarely
  3. happening frequently
  4. happening three or four times a year
Grade 7 Properties of Matter
What type of change does an odor being given off indicate?
  1. change of state
  2. physical change
  3. change of density
  4. chemical change
Grade 7 Properties of Matter
Which is an example of a chemical property?
  1. density
  2. color
  3. mass
  4. ability to burn
Grade 7 Biochemical Pathways
Grade 7 Properties of Matter
A brick is an example of
  1. a liquid
  2. a solid
  3. plasma
  4. a gas
Grade 7 Properties of Matter
A chemical change
  1. always can be reversed
  2. never will change state
  3. never can be reversed
  4. cannot be reversed easily
Grade 7 Macromolecules
Grade 7 Solvents, Solutes, and Solubility
Grade 7 Biochemical Pathways
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