Answer:
Explanation:
Given
mass of object hanging from crane is 
mass is speeding up with 
If T is the Tension in the cable then






<span>Unexpected orbital velocities of stars around the centers of galaxies led astronomers to predict the existence of dark matter. Dark matters are hypothetical substance that are believed to account for around five-sixths of the matter in the universe.</span>
It depends on what illness and what country you are in but Mayo Clinic and Johns Hopkins are good sources.
Answer:
Density is how compact something is. The relationship is M/V=D (Mass divided by Volume equals Density).
Explanation: