A 900 kg elevator is attached to a cable and accelerating downward at 2 m/s2. Find the tension force on the elevator.

The frequency of a given region of the electromagnetic spectrum ranges from 3 × 1016 − 3 × 1019 hertz. which type of wave is found in this region? a. x-rays b. ultraviolet rays c. infrared waves d. radio waves

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j