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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
Potential energy
C
Mechanical energy
D
Chemical 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
Entropy
B
Kinetic energy
C
Cellular respiration
D
Catalyst
4) These reactions are energy-requiring and get colder
A
Exergonic reactions
B
Endergonic reactions
C
Cofactors
D
Redox reactions
5) These speed reaction rates by lowering activation energy
A
ATP
B
Cofactors
C
Entropy
D
Enzymes
6) In chemical reactions, these are the molecules out
A
Active site
B
Intermediates
C
Reactants
D
Products
7) This is the substance that an enzyme works on
A
Substrate
B
Allosteric site
C
Cofactor
8) The minimum energy needed to start a reaction
A
Kinetic energy
B
Activation energy
C
Oxidation
D
Entropy
9) How do enzymes lower activation energy
A
Both of these
B
By inducing fit between substrate and the active site
C
Neither is correct
D
By orienting substrates to favor reaction
10) This is the assembly and the building of complex molecules
A
Entropy
B
Catabolism
C
Anabolism
D
Oxidation
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 4th law of thermodynamics
B
is the 2nd law of thermodynamics
C
is the 1st law of thermodynamics
D
is the 3rd 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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