5A-B Flashcards
1
Q
What three factors determine a planet’s apparent magnitude
A
Size
Albedo
Distance from the earth
2
Q
What are planets like the earth in density called
A
Terrestrial
3
Q
List the nine planets in order of increasing distance from the sun
A
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
4
Q
List in order of increasing mass
Saturn-earth-Jupiter
A
Earth Saturn Jupiter
5
Q
What is the farthest point from the sun in a planets orbit called
A
Aphelion
6
Q
What is a planets reflectivity called
A
Alebdo
7
Q
What are inferior planets
A
Closest to the sun from earth
Mercury and Venus
8
Q
What are superior planets
A
Farther from the sun than earth Mars Jupiter Saturn Uranus Neptune
9
Q
Who developed the three laws of planetary motion
A
Kepler
