Which of the following best matches the description?Process whereby organisms break down large molecules to obtain energy.
A. proton
B. entropy
C. isotope
D. nucleus
E. ion
F. kinetic energy
G. neutron
H. base
I. pH
J. respiration
K. combustion
L. enzyme
M. latent heat
N. acid
O. potential energy
P. electron
Q. photosynthesis
Answer: J
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One would expect a cP air mass to be:
a. cold and dry. b. cold and moist. c. warm and dry. d. warm and moist.
The chemical composition of a magma is most likely indicated by:
a. the color of the resulting rock b. the texture of the resulting rock c. the specific gravity of the resulting rock d. none of the above
Which of the following is associated with weathering in arid environments as opposed to humid environments?
A) Greater amounts of chemical weathering B) Faster mechanical weathering C) Slower chemical weathering D) More angular products of weathering E) Fewer landslides
When a 50-kg shopping cart moving at 2 m/s is pushed to 6 m/s its kinetic energy changes by
A. 900 J. B. 400 J. C. 600 J. D. none of the above