8. What is the major difference between the Bohr model and the currently accepted atomic model? Bohr assumed that electrons have very little mass.
Bohr assumed that electrons could be found within an electron cloud.
Bohr assumed that the nucleus was positive.
Bohr assumed that electrons move in fixed orbits.

answer would be d.) i hope this

explanation:

diagram is missing, but i will try to explain your doubt.

answer:

amplitude is the maximum displacement or distance moved on a point of a vibrating body or wave measured from its equilibrium position.it is equal to half the length of vibration path.

c because the action was the roller coaster reaches bottom of hill (action) reaction would be blood tends to drain away from head

hope this !