If you carry a heavy bag of groceries and bang your hand against ...

[WWatsford]

If you carry a heavy bag of groceries and bang your hand against the wall, the concept that best explains why your hand hurts is
 
  A) inertia.
  B) gravity.
  C) resistance.
  D) none of the above

Question 2

A feature of the quantum model of the atom that is not a feature of the Greek or planetary models is that
 
  A) the quantum model is only a theory, whereas the other two models are supported by factual evidence.
  B) the quantum model of the atom cannot be visualized.
  C) Both of the above.
  D) the quantum model can explain electrical effects.
  E) All of the above.

[pocatato]

Answer to Question 1

Answer: A

Answer to Question 2

B

[WWatsford]

Excellent

[amandalm]

Gracias!