What is the electric force between two charged particles (q1 = +5 c and q2 = +6 c) if the charges are 0.5 meters apart?
a. 60 n
b. 120 n
c. 5.4 × 1011 n
d. 1.08 × 1012 n

What type of nuclear decay causes the atomic number of an element to increase by 1?

Agas expands from an initial volume of 0.040 m^3 and an initial pressure of 210 kpa to a final volume of 0.065 m^3 while its temperature is kept constant. how much work is done by the system?

Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.