Rates & Potential Energy Diagrams
Authored by Katelyn Harlan
Science
9th - 12th Grade
NGSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which PE Diagram represents an endothermic reaction?
A
B
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which PE Diagram represents an exothermic reaction?
A
B
Tags
NGSS.HS-PS1-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is collision theory?
Molecules must collide in the correct orientation with enough energy to bond.
Molecules need enough energy to collide and react.
Atoms constantly collide and react.
The minimum energy needed for atoms to react
Tags
NGSS.HS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the purpose of a catalyst?
Helps to slow down a reaction
Raises the activation energy
Lowers the activation energy
Is consumed by the reaction
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What factors can influence reaction rate? Choose all that apply.
Temperature
Concentration
Surface Area
Catalysts
6.
DRAG AND DROP QUESTION
1 min • 1 pt
Activation Energy is the (a) energy needed for a reaction to (b) .
7.
CATEGORIZE QUESTION
3 mins • 1 pt
Organize these options into the right categories
Groups:
(a) Bonds Breaking
,
(b) Bonds Forming
Reduced stability
Energy Released
-ΔH
Increased PE
Exothermic
+ΔH
Endothermic
Energy Absorbed
Decreased PE
Increased stability
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