Scientific explanation of the term “speed”

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

An equinox occurs when a. neither end of earth's axis is tilted toward or away from the sun. b. the north end of earth's axis is tilted away from the sun. c. the north end of earth's axis is tilted toward the sun. d. earth's axis is parallel to the sun's rays. select the best answer from the choices provided a b c d

Which atomic model was proposed as a result of j. j. thomson’s work?