Edgunity quiz describing chemical reactions answers

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

When ash and dust begin to settle on the ground, they eventually become compacted by

Asample of soil from a c horizon is light brown in color and has a high content of a mineral called feldspar. which of the following statements is most likely true