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- 1. Multiple Choice
Changes in which one or more new substance is formed are called
phases of matter
chemical changes
physical changes
- 2. Multiple Choice
Changes that do not form a new substance and are reversible are
phases
physical changes
chemical changes
- 3. Multiple Choice
Change in color, production of light, production of heat, and production of a gas are clues that a ___ change has occurred.
chemical change
physical change
change in state of matter
- 4. Multiple Choice
Water changing from a solid to a liquid is a
chemical change
physical change
change in the phase of matter
both a physical change and a change in phase of matter
- 5. Multiple Choice
The formation of the compound molecule salt (NaCl) is a
physical change
chemical change
change in state of matter
- 6. Multiple Choice
Physical changes are
Non-reversible
Reversible
- 7. Multiple Choice
Cutting wood is what type of change?
Physical
Chemical
- 8. Multiple Choice
Burning wood is what type of change?
Physical
Chemical
- 9. Multiple Choice
Chewing food is what type of change?
Physical
Chemical
- 10. Multiple Choice
Rust is a form of oxidation. This is what type of change?
Physcial
Chemical
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