Energy from the sun comes from fusion. what happens during that reaction? question 28 options: a. hydrogen turns into helium. b. helium turns into hydrogen. c. oxygen turns into carbon dioxide. d. carbon dioxide turns into oxygen

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one