If you are sitting 8.20 m from a 70.0 W speaker, what is the
sound level in dB?
(Treat the speaker as a point source.)
(Unit = dB)

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

If state law mandates that elevators cannot accelerate more than 2.40 m/s2 or travel faster than 14.8 m/s , what is the minimum time in which an elevator can travel the 373 m from the ground floor to the observatory floor? ?