When the engine of your car heats up, the spark plug gap will ...

[cnetterville]

When the engine of your car heats up, the spark plug gap will
 
  A) increase.
  B) decrease.
  C) remain unchanged.
  D) decrease at first and then increase later, so that the two effects cancel once the engine reaches operating temperature.

Question 2

A marble moving 1.48 m/s rolls off the top edge of a 125. cm high table.
 
  (a) How far from the base of the table did it strike the floor?
  (b) How long was it in flight?

[Eazy416]

Answer to Question 1

A

Answer to Question 2

(a) 75.0 cm
(b) 0.505 s

[cnetterville]

Thanks for the timely response, appreciate it

[apple]

Great answer, keep it coming