B)Saturn is the answer you are looking for
Because alpha particles are positive charged. And they bounce back because of the electromagnetic force between them and the gold foils protons.
Answer:Speed of sound in steel is 6510m/s.
Explanation:
Speed, v= frequency,f÷ wavelength
v=?, f= 620, wavelength= 10.5
v= 620× 10.5
= 6510m/s
1 C / second= 1 amp. Therefore 5 C / 10 seconds= 0.5 amps
C. a cello playing music at the concert