Rotation2. ___Revolution 3. ___Precession4. ___Nutation5. ___BarycenterA. Day and Night (24 hrs)B. A Year (365 days)C. change in direction of the axis, but without any change in tilt—this changes the stars near (or not near) the Pole D. wobbling around the axis (This occurs over an 18 year period)E. the center of mass where two or more celestial bodies orbit each other(This is the point about which the Earth and Moon orbit as they travel around the Sun.)

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4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

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