Planetary Motion Flashcards
1
Q
Longest revolution time of planet
A
Mars, 687 days due to distance (228mill km) and speed (86,871 km/h).
2
Q
Shortest revolution time of planet
A
Mercury, 88 days due to distance (57.9mill km) and speed (47 km/sec).
3
Q
Fastest rotation time of planet
A
Jupiter, 9hrs 50mins, because of density, size, and how fast it was moving when it formed
4
Q
Slowest rotation time of planet
A
Mercury, 176 days, due to density, size, and how fast it was moving when it formed
5
Q
Why is planetary motion important
A
Explains seasons, length of days and years, relates to distance from the sun, speed and size
