Imagine you jump out of an airplane and wait 3.8 seconds before pulling the parachute. a. How fast are going when you pull the chute? b. How far have you fallen when you pull the chute? To earn credit, you must show all of your work.

answer: the rock sample is a sedimentary rock.

explanation:

it is given that:

mass of rock sample, m = 2.7 g

volume of rock sample,

so, density of rock sample will be

since, the density of rock sample is . hence, the rock sample is a sedimentary rock, whose densities varies between .

the answer is neither ball has a charge.

because if they were both positively charged, they will repel each other.

if they were positively and negatively charged, they will seek.

d) physical means can be used to separate the components of air.