A 65.0-g object connected to a spring with a force constant of 40.0 N/m oscillates with an amplitude of 8.00 cm on a frictionless, horizontal surface. (a) Find the total energy of the system.

(b) Find the speed of the object when its position is 1.30 cm. (Let 0 cm be the position of equilibrium.)

(c) Find the kinetic energy when its position is 3.00 cm.
mJ

(d) Find the potential energy when its position is 3.00 cm.

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed

What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 × 1015 hz? planck’s constant is 6.63 × 10–34

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.