Concept 1-2 review
Authored by Samantha Ghreir
Science
9th - 10th Grade
Used 1+ times
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37 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the activation energy is lowered, the reaction will take...
More energy
Less energy
The same amount of energy
No energy
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The molecule that an enzyme binds to is known as the...
Product
Active site
Activation energy
Substrate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The area on the enzyme where the reactant binds to is called the...
Activation energy
Active site
Substrate
Product
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
On the graph above, an increase in temperature results in....
A decrease in the activation energy.
A decrease in the reaction rate.
An increase in activation energy.
An increase in the reaction rate.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which phase best describes an endothermic reaction?
Absorbs more energy than it releases.
Releases more energy than it absorbs.
Nothing changes
In a state of equilibrium
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What phrase best describes an exothermic reaction?
Absorbs more energy than is released.
Releases more energy than absorbed.
Nothing changes
State of equilibrium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the products in this reaction:
6H2O + 6CO2 → C6H12O6 + 6O2
C6H12O6 + 6O2
6H2O + 6CO2
6O2
6H2O
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