An 18,000-watt radio station transmits at 680 khz. determine the number of joules transmitted per second.

18 j/s
680 j/s
18,000 j/s
680,000 j/s

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot.active transport involves transport proteins, and facilitated diffusion does not.facilitated diffusion involves transport proteins, and active transport does not.active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant.it produces food.it absorbs nutrients.it supports the plan