The moon takes approximately 27 days, 7 hours, 43 minutes to circle fully around out planet. But also takes 29.5 days to complete at least one cycle of phases from new moon to new moon.
S= total distance / total time
Average Speed = 50.0 km / 2.5 hr.
Average Speed= 20 km
Answer : 20 km.
Answer:
A spacecraft is a vehicle or device designed for travel or operation outside the Earth's atmosphere, whereas a satellite is an object that orbits the Earth, the moon, or another celestial body. ... The Voyager and Pioneer spacecraft are not satellites because they are not in an orbit around any object.
d. rift valleys
rift valleys from when two oceanic plates converge
Pollution from factory discharges and waste dumping. Also biodiversity from deforestation and other natural habitat losses
