?What is the difference between net energy and net energy ratio?
Fill in the blank(s) with the appropriate word(s).
Net energy is energy output minus energy input. Net energy ratio is energy output divided by energy input.
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While out in the western United States on a field trip, you collect some beautiful specimens of petrified wood. You are
probably collecting petrified wood in which Triassic formation? a. Chinle b. Morrison c. Navajo d. Sundance e. Wingate
What evidence suggests that Mars had an active hydrologic cycle in the past?
What will be an ideal response?
Transform faults are different from convergent and divergent plate boundaries because:
a. there is neither the creation nor the destruction of lithosphere at a transform fault, and plate movement is perpendicular to the length of a transform fault. b. transform faults are only found within ocean basins. c. there is neither the creation nor the destruction of lithosphere at a transform fault, and plate movement is parallel to the length of a transform fault. d. there are both the creation and the destruction of lithosphere at a transform fault, and plate movement is parallel to the length of a transform fault. e. transform faults never offset any other plate boundary types. c. there is neither the creation nor the destruction of lithosphere at a transform fault, and plate movement is parallel to the length of a transform fault.
Which of the following is not an advantage that radio telescopes have over optical telescopes?
A) They are generally less expensive. B) They have better resolution. C) They can operate 24 hours a day. D) They are less affected by the conditions of the atmosphere. E) They can "see" through interstellar dust clouds.