Answer:
A) T.
Explanation:
Kepler's third law states that the orbital period (T) of a satellite is related with the radius (R) and the mass of the object (M) it orbits:
  
So the orbital period is independent of the mass of the satellite, that means no matter the mass every satellite at a radius R around the earth have an orbital period A.
 
        
             
        
        
        
False the North Star never changes it position
        
             
        
        
        
Answer:
500000000
if you can give me brainliest that would be great
 
        
             
        
        
        
Answer:
The mass of a dust particle is 7.53 x 10^-10 kg. (Hope it helped.)
Explanation: