
Endothermic vs Exothermic Reactions Explained

Interactive Video
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Science
•
6th - 10th Grade
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Medium
Standards-aligned

Sophia Harris
Used 4+ times
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Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do potential energy diagrams illustrate?
The reaction pathway for a reaction
The color change in a reaction
The temperature change in a reaction
The speed of a reaction
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a requirement for reactants to become products?
Reactants must collide with enough energy
Reactants must collide with each other
Reactants must collide in the correct orientation
Reactants must be in a liquid state
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the energy required to break bonds and reach the transition state?
Kinetic energy
Activation energy
Thermal energy
Potential energy
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an endothermic reaction, how does the energy of the products compare to the reactants?
Products have more energy than reactants
Products have variable energy compared to reactants
Products have less energy than reactants
Products have the same energy as reactants
Tags
NGSS.HS-PS1-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a positive Delta H indicate in a reaction?
The reaction is exothermic
The reaction is spontaneous
The reaction is endothermic
The reaction is at equilibrium
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of a catalyst in a chemical reaction?
It reacts with the reactants
It changes the energy of the products
It lowers the activation energy requirement
It increases the energy of reactants
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a catalyst affect the peak in a potential energy diagram?
It shifts the peak to the left
It makes the peak higher
It makes the peak lower
It shifts the peak to the right
Tags
NGSS.HS-PS1-4
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