A particle on a spring moves in simple harmonic motion along the x-axis between turning points at x_1= 100x 1 =100 cm and x_2 = 140x 2 =140 cm. At which position does it have maximum acceleration?

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy