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Energy
Test Description: Energy
Instructions: Answer all questions to get your test result.
1) This is stored energy
A
Kinetic energy
B
Chemical energy
C
Potential energy
D
Mechanical energy
2) This is when chemical energy converted to kinetic energy
A
Potential energy
B
Mechanical energy
3) This is the measure of the degree of disorder and is the 2nd law of thermodynamics
A
Catalyst
B
Cellular respiration
C
Entropy
D
Kinetic energy
4) These reactions are energy-requiring and get colder
A
Redox reactions
B
Endergonic reactions
C
Cofactors
D
Exergonic reactions
5) These speed reaction rates by lowering activation energy
A
Entropy
B
Enzymes
C
Cofactors
D
ATP
6) In chemical reactions, these are the molecules out
A
Reactants
B
Products
C
Intermediates
D
Active site
7) This is the substance that an enzyme works on
A
Cofactor
B
Substrate
C
Allosteric site
8) The minimum energy needed to start a reaction
A
Kinetic energy
B
Entropy
C
Oxidation
D
Activation energy
9) How do enzymes lower activation energy
A
By inducing fit between substrate and the active site
B
By orienting substrates to favor reaction
C
Both of these
D
Neither is correct
10) This is the assembly and the building of complex molecules
A
Oxidation
B
Entropy
C
Anabolism
D
Catabolism
11) Energy cannot be created or destroyed. It can be converted from one form to another and transferred between objects or systems
A
is the 2nd law of thermodynamics
B
is the 3rd law of thermodynamics
C
is the 4th law of thermodynamics
D
is the 1st law of thermodynamics
12) When energy is lost during with each transfer, it is usually lost as heat
A
True
B
False
*select an answer for all questions
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