The Earth rotates due to the manner in which it was formed. Earth began its rotation from the spinning movement of the accretion disk. In short, the earth rotates because of angular momentum caused by the accretion disk.
Answer:
The answer are B
Explanation:the two samples haves yellow color :)
Answer:
Gravitational force is directly proportional to the distance between objects.
Answer:
m
Explanation:
1 second = 1000 millisecond, so if within 1 second a bit could travel a distance of 
m through a copper wire then within a millisecond (a thousandth of a second) it should be able to travel through a distance of
m
Answer: B, Microwaves reach a cell tower, then fiber optic cables send the signal to a cell tower near the person you are calling.
Explanation:
