A statement you will sometimes hear people say is that a day is not 24 hours but is really 23 hr. 56 min. and 4 sec. What does this refer to?
A) Our clocks drift that much each day, and we average out the affect with period time shifts, like leap years and leap seconds.
B) This is sidereal time, not solar time; a solar day is 24 hours.
C) It is just an urban geek myth; the day really is 24 hours long.
D) The original definition of the hour was off, and with more accurate atomic clocks we now realize the real day is this length.
B
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When we speak of protecting the environment, we are referring to
a. all living things on the planet b. all non-living things such as air, fresh water, and energy c. all living and non-living things d. humans and the living and non-living things that affect them only e. humans and the living things that affect them only
Distinguish between the terms weather and climate, and briefly discuss how each affects species distribution within ecosystems
What will be an ideal response?
How will mantle-derived magma change when it ponds against crustal rocks?
What will be an ideal response?
Longshore currents are a result of ____
a. swash and backwash b. the tides c. a rise in sea level d. incomplete wave refraction