Studied by 3 people
how do tides form
gravitational pull from the moon
how does day happen
earth rotating and areas covered by sun is day
what is a rotation
spinning about an axis
what is a revolution
complete cycle around the sun
what is the period of earths rotation
24hrs
what is a period
time it takes to complete one cycle
what is the formula for orbit speed
2(pi)r/T
gravity on the moon surface
1.6N
Note 
Flashcard (43)