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- 1. Multiple ChoiceIs burning wood a chemical or physical change?chemicalphysical
- 2. Multiple ChoiceIs glass breaking a chemical or phyiscal change?chemicalphysical
- 3. Multiple ChoiceIs a a rusting bicycle a chemical or physical change?chemcialphysical
- 4. Multiple ChoiceIs melting ice a chemical or physical change?chemicalphysical
- 5. Multiple ChoiceIs spoiling food a physical or chemical change?phyiscalchemical
- 6. Multiple ChoiceIs frying an egg a physical or chemical change?chemicalphysical
- 7. Multiple ChoiceSalt dissolves in waterphysical Changechemical change
- 8. Multiple ChoiceWhich is a chemical change?freezing fruit juiceslicing a potatoboiling watercopper metal turning green
- 9. Multiple Choicewhat is the definition of physical change?any change that results in the formation of new chemical substances.rustingchanges affecting the form of a chemical substance, but not its chemical composition.any property that is measurable, whose value describes a state of a physical system
- 10. Multiple Choice
What is physical change?
How two chemicals react with one another when combined
A property that we can measure or observe with our 5 senses or other tools
When two chemicals react with one another to form a new substance
When a change occurs but it does not result in the formation of a new substance
- 11. Multiple Choice
What is chemical change?
How two chemicals react with one another when combined
A property that we can measure or observe with our 5 senses or other tools
When two chemicals react with one another to form a new substance
When a change occurs but it does not result in the formation of a new substance
- 12. Multiple Choice
When you increase the energy by heating a liquid what happens to the motion of the molecules
They slow down
They speed up
Heat doesnt change the motion of the molecules
- 13. Multiple Choice
Which of the following is an indication of chemical change
Melting
Freezing
Burning
Evaporating
- 14. Multiple Choice
What do we call the molecules that are present at the end of a chemical reaction?
Reactants
Products
Ingredients
Atoms
- 15. Multiple Choice
Thermal energy (heat) is released or absorbed during the reaction explains the _________________
Change in color
Change in temperature
Change in gas
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