"most of the united states is situated in which zone of prevailing winds

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. which of the following is not a constant or control for this experiment? a. the type of plant b. the amount of soil c. the amount of water d. the amount of time in the sun select the best answer from the choices provided a b c d

[ou.01jthe greatest speed with which any physical object moves is 300,000 km/soundsec. which of the following has a speed of 300,000 km/sec? a.light in water b.light in vacuum c.sound in air. d. sound in water

Quiero una redaccion de yo soy medico y que tenga 10 lineas