• 0.63 kg·m²/s
• 2.0 kg·m²/s
• 4.0 kg·m²/s
• 10 kg·m²/s
• 20 kg·m²/s
• other

 

 
 
 
 
 

a. 3000 kgm²/s
b. 1000 kgm²/s
c. 300 kgm²/s
d. 100 kgm²/s
e. zero
f. other

You are standing 30 m due east of a 50 kg person who is running at a speed of 2.0 m/s due north.  What is the magnitude of that person's angular momentum around you?
 

a. 3000 kgm²/s
b. 1000 kgm²/s
c. 300 kgm²/s
d. 100 kgm²/s
e. zero
f. other
g. it's the same problem as before

Estimate the angular momentum associated with the Earth's rotation about its axis.
 

Estimate the angular momentum associated with the Earth's orbital motion about the sun.