Answer:
L = 4.711 *10^{-6} kg m2/s
Explanation:


=4.5*10^-5
angular velocity

= 0.1047 rad/s
the angular momentum,



Space debris that enters earths atmosphere
He was a British philosopher, and an important experimental and theoretical chemist. He is known for his discovery of hydrogen. He at that time called it "inflammable air".
Displacement = 0, assuming that he runs back to original position
Average velocity is displacement/ time, since displacement =0, velocity is also 0
There’s no picture so how r we supposed to answer it