Answer:
a
The fastest speed is
b
The correct statements are
The net force is nonzero and points away from the center of the kissing circle
The rate of change of the momentum is nonzero and points toward the center of the kissing circle
c
The maximum speed is
d
The maximum speed is
Explanation:
The explanation is shown on the first and second uploaded image
Answer:
The density is 1.3 kg per cubic meter
Explanation:
Density is mass divided by volume, so:
8.5-2 = mass of paint (kg)
5 = volume (L)
P = 6.5/5
The photon can be absorbed and the energy of the photon is exactly equal to the energy-level difference between the ground state and the level d.
That's the familiar description of a comet.
If I were the amateur astronomer who discovered the new comet, then
according to the tradition of the astronomical community, I would have
the privilege of naming it. I would call it Comet AL2006/2016.