Author Question: According to Einstein's E=mc2 and the field view of reality, A) atoms are entirely empty ... (Read 42 times)

segrsyd · **on:** Jul 29, 2018

According to Einstein's E=mc2 and the field view of reality,

A) atoms are entirely empty space--containing only fields.
B) an atom's mass arises from the energy of its own fields.
C) Both of the above.
D) atoms are mostly empty space, and consist of very tiny indestructible material particles that are attached to the atom by means of electromagnetic and other fields.
E) chocolate ice cream vanishes whenever you don't look at it.

Question 2

In a shuffleboard game, the puck slides a total of 12 m on a horizontal surface before coming to rest. If the coefficient of kinetic friction between the puck and board is 0.10, what was the initial speed of the puck?

A) 4.8 m/s
B) 48.5 m/s
C) 3.8 m/s
D) 4.3 m/s