A very long cylindrical shell with a radius of 50 mm carries a uniform surface charge density of 1.0×10^−9C/m^2. What is the electric field strength at a distance of 3.3 mm from the surface of the shell.

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?

A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.