Answer:
24 hours

Explanation:
If a satellite is in sync with Earth then the period of each satellite is 24 hours.

Angular velocity is given by

The angular velocity of the satellite is 
Pearl Ash is an example of an Impure Potassium Carbonate
Answer:
Professor Hawking had just turned 21 when he was diagnosed with a very rare slow-progressing form of ALS, a form of motor neurone disease (MND). He was at the end of his time at Oxford when he started to notice early signs of his disease. He was getting more clumsy and fell over several times without knowing why.
Explanation:
none
This is hard sorry but I need to anwser
Answer: Distance= 100,000 km
Mass= 15 million kg Mass= 5 million kg