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- 1. Multiple Choice
The minimum amount of energy needed for colliding particles to react is called the
Chemical Energy
Kinetic Energy
Activation Energy
Potential Energy
- 2. Multiple Choice
A substance that increases the rate of a reaction without being used up during the reaction is called a
catalyst
product
reactant
solute
- 3. Multiple ChoiceCatalysts permit reactions to proceed along a ___________energy path.lowerhigher
- 4. Multiple ChoiceA catalyst increases the efficiency of collisions between reactants.truefalse
- 5. Multiple Choice
What is the name given to a catalyst in the human body?
Biology
Catalyst
Chemical
Enzyme
- 6. Multiple Choice
When a catalyst is added to a reaction the rate of reaction...
Increases
Decreases
Does not change
Disappears
- 7. Multiple Choice
How does a catalyst work in speeding up a reaction?
By lowering the activation energy or reaction
by making them more available
by giving them more energy
- 8. Multiple Choice
A catalyst increases the efficiency of collisions between reactants.
true
false
- 9. Multiple Choice
A catalyst
is used up
is never used up
- 10. Multiple Choice
A catalyst changes the mechanism of the reaction
True
False
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