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Chemistry Questions - All Grades

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Grade 6 Properties of Matter
Which change in state is illustrated?
Particle State - Liquid[math]rarr[/math]Particle State - Gas
  1. melting
  2. freezing
  3. evaporation
  4. condensation
Grade 5 Biochemical Pathways
What does photosynthesis produce?
  1. oxygen and glucose
  2. water and sugar
  3. oxygen and proteins
Grade 2 Matter
When a liquid changes into a solid, what is it called?
  1. freeze
  2. melt
  3. heat energy
  4. water cycle
Grade 7 Periodic Table and Elements
Grade 2 Matter
Grade 6 Matter
Evaporating is when
  1. a substance changes from a liquid to a gas by heating it to its boiling point (i.e water in a kettle turning to water vapor).
  2. a substance changes from a liquid to a gas (or vapor) naturally (ie. when a puddle dries by the water in it evaporating).
  3. a substance changes from a gas (or vapor) into a liquid (ie. water vapor condenses to tiny droplets of water on a cold window).
Grade 2 Matter
What are the three major states of matter?
  1. solid, liquid, and gas
  2. solid, liquid, and wood
  3. solid, iron, and gas
  4. metal, wood, and paper
Grade 2 Matter
What is it called when a solid changes into a liquid?
  1. melt
  2. freeze
  3. heat energy
  4. water cycle
Grade 8 Matter
Grade 6 Matter
States of matter are the
  1. temperature at which a liquid boils and becomes a gas.
  2. law that states that for a fixed amount of gas at a constant temperature, the volume of the gas increases as its pressure decreases and the volume of the gas decreases as its pressure increases.
  3. term used to describe a physical or chemical change in which energy is given of.
  4. physical forms in which a substance can exist; includes solid, liquid, gas, and plasma.
Grade 2 Matter
Grade 8 Atomic Structure
Atoms consist of which of the following?
  1. Protons
  2. Molecules
  3. Neutrons
  4. Electrons
Grade 8 Matter
Sublimation is a change from a
  1. solid to a liquid.
  2. gas to a liquid.
  3. solid to a gas.
  4. liquid to a solid.
Grade 8 Periodic Table and Elements
In the modern Periodic Table, elements are arranged
  1. according to atomic mass.
  2. according to atomic number.
  3. in alphabetical order.
  4. according to the number of neutrons in their nuclei.
Grade 6 Matter
Which of the following descriptions depicts a liquid?
  1. Holds its shape, fixed volume
  2. Takes shape of its container and is the volume of the container
  3. Takes the shape of its container, free surface and fixed volume
Grade 2 Matter
Which states of matter do NOT have a definite shape?
  1. gas, matter, and solid
  2. gas and liquid
  3. solid and liquid
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