Which of the following statements are true regarding electromagnetic waves traveling through a vacuum? More than one statement may be correct.

(a) All waves have the same wavelength.
(b) All waves have the same frequency.
(c) All waves travel at 3.00 3 108 m/s.
(d) The electric and magnetic fields associated with the waves are perpendicular to each other and to the direction of wave propagation.
(e) The speed of the waves depends on their frequency.

If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?

Humidity is to blame for that muggy, steamy feeling you experience on some hot summer days. what gas in the atmosphere causes humidity? a) oxygen b) hydrogen c) nitrogen d) water vapor

Anonzero net force acts on a particle and does work. which one of the following statements is true? the kinetic energy of the particle changes, but the speed of the particle does not change. the kinetic energy of the particle does not change, but the speed of the particle does change. the kinetic energy of the particle changes, but the velocity of the particle does not change. the kinetic energy and the speed of the particle change, but the velocity of the particle does not change. the kinetic energy, speed, and velocity of the particle change.