2. a) If a bottle was filled with a liquid, tightly sealed and then heated, what might
happen?

bottle might burst

Explanation:

because liquid inside will expand and exert pressure on walls of the bottle.

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)

prolly a beacuse the momentuem the car has increases while going down hill