The Milky Way is our home galaxy. Which of the following are the main components of a galaxy? A.
gravity, sedimentary rocks, and water

B.
ice, meteoroids, and minerals

C.
orbits, cores, and eclipses

D.
gas, dust, and stars

D

Explanation:

most probable answers. I miss however here few things like eg. dark matter

f=gm1m2/d^2 it d

f is force g is gravitaiton constant, m1 is mass of first object, m2 is mass of second object. d is distance between two object

the answer is ampere

the ampere is used to measure electricity. an ampere is a unit of electric current equal. a unit of measure for the flow of current in a circuit. one ampere is the amount of current flow provided when one volt of electrical pressure is applied against one ohm of resistance.