Which explains the outer gas planets when the solar system formed?

a.
the rotation of the young solar system repelled gases outward by centripetal acceleration.

b.
the young sun's solar winds pushed gases outward to the outer solar system.

c.
asteroid impacts concentrated rocky material toward the inner solar system and gases outward.

d.
gases are less dense and floated outward toward the outer solar system.

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

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

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