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Quiz Tuesday: Changes- Chemical and Physical
供稿人: Welser
  • 1. When a piece of paper is crumpled, this is a change of
A) mass
B) shape
C) density
D) color
  • 2. When salt dissolves in water, it has changed
A) shape
B) form
C) state
D) density
  • 3. When a liquid changed to a gas, this is called
A) condensing
B) burning
C) vaporization
D) melting
  • 4. Ice melting is an example of a change of
A) state
B) vapor
C) physical change
D) chemical change
  • 5. An example of a chemical change is
A) candle wax melting
B) a car rusting
C) water boiling
D) a window shattering
  • 6. During a chemical change, a substance
A) changes into another substance
B) loses physical properties
C) loses chemical properties
D) remains the same
  • 7. What is not a possible sign of a chemical change?
A) heat given off
B) a change of state
C) light given off
D) color change
  • 8. A banana browning in the air is an example of
A) a chemical change
B) a physical change
  • 9. Color is
A) a physical property
B) a chemical property
  • 10. What is an example of energy being released?
A) melting
B) changing density
C) light
D) changing mass
  • 11. An odor being given off can indicate a
A) physical change
B) change of state
C) change of density
D) chemical change
  • 12. A __________ is a solid that forms from a solution.
A) solididate
B) precipitate
C) settling
D) dusting
  • 13. A chemical change ____________.
A) never can be reveresed
B) never will change state
C) always can be reversed
D) cannot be reversed easily
  • 14. During all changes, physical and chemical, mass is ___________.
A) destroyed
B) conserved
C) lost
D) gained
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Monday bellwork- examples of physical and chemical changes
8th grade forces quiz
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