Biology, 02.02.2020 22:47 samueltaye
Will give 60
a student observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?
the shift in light traveling from star to earth in winter
the shift in light traveling from star to earth in summer
the distance of the star from sun using parallax method
the distance of the star from earth using parallax method
Answers: 3
Biology, 21.06.2019 13:30
Which of the following is not a classification of marine organisms? a. benthos c. neritic b. nekton d. plankton select the best answer from the choices provided a b c d
Answers: 1
Biology, 21.06.2019 15:40
Aneuron is stimulated with an electric pulse. the action potential is detected at a point 3.70 cm down the axon 0.0052 s later.when the action potential is detected 7.20 cm from the point of stimulation, the time required is 0.0063 s. what is the speed of the electric pulse along the axon? (why are two measurements needed instead of only one? )
Answers: 2
Biology, 22.06.2019 10:30
Coral have a symbiotic relationship with what in order to eat?
Answers: 2
Will give 60
a student observes a star from two positions of earth in its orbit, in summer a...
a student observes a star from two positions of earth in its orbit, in summer a...
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