Which scientist is not known for his work with electricity? a. edison b. franklin c. van de graaff d. all of these people contributed to our understanding of electricity.

What is the magnitude of the resultant vector round your answer to the nearest tenth

What are the similarities & differences between a thermistor and a light dependent resistor in physics?

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.