Two stationary point charges +3.00 nc and +2.00 nc are separated by a distance of 50.0 cm. an electron is released from rest at a point midway between the two charges and moves along the line connecting the two charges. what is the speed of the electron when it is 10.0 cm from the +3.00-nc charge?

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

Classify each possible hypothesis about a medicinal aloe vera plant as falsifiable or non-falsifiable. aloe vera gel is the best natural skin moisturizer. aloe vera gel can heal wounds by boosting cell renewal. aloe vera juice tastes better than carrot juice. drinking aloe juice can reduce the risk of lung cancer.

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.