Exploring Chemical Reactions and Energy
Authored by Ryan Cuevas
Biology
10th Grade
NGSS covered
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of an exothermic reaction?
It absorbs heat from the surroundings.
It releases heat to the surroundings.
It requires a catalyst to proceed.
It has a high activation energy.
Tags
NGSS.HS-PS1-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the substances that are transformed during a chemical reaction?
Products
Reactants
Catalysts
Intermediates
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes a catabolic reaction?
It builds larger molecules from smaller ones.
It breaks down larger molecules into smaller ones.
It requires energy input to proceed.
It is always endothermic.
Tags
NGSS.HS-LS1-7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of activation energy in a chemical reaction?
It determines the equilibrium position of the reaction.
It is the energy required to initiate the reaction.
It is the energy released during the reaction.
It is the energy absorbed during the reaction.
Tags
NGSS.HS-PS1-5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following reactions is an example of an anabolic reaction?
Photosynthesis
Cellular respiration
Combustion of glucose
Hydrolysis of ATP
Tags
NGSS.HS-LS1-5
NGSS.HS-LS2-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During an endothermic process, what can be said about the energy level of the products compared to the reactants?
The products have less energy than the reactants.
The products have more energy than the reactants.
The products have the same energy as the reactants.
The energy of the products is independent of the reactants' energy.
Tags
NGSS.HS-PS1-4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary difference between exothermic and endothermic reactions?
Exothermic reactions require a catalyst, while endothermic reactions do not.
Exothermic reactions release energy, while endothermic reactions absorb energy.
Exothermic reactions occur only in living organisms, while endothermic reactions do not.
Exothermic reactions are faster than endothermic reactions.
Tags
NGSS.HS-PS1-4
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