Explain the energy transformation that occurs when a person exercises. a
Magnetic energy transforms into mechanical energy.
Electrical energy transforms into mechanical energy.
Mechanical energy transforms into thermal energy.
Thermal energy transforms into electrical energy.
d

Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n