Structures like mountains and valleys on the ocean floor show that change has occurred there as well as on continents. question 3 options: true false

How do you date a sample of rock that you suspect as being one of the earliest on earth

Which event would lead to primary succession of a forest?

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