Chapter 14 Review

How much potential energy is stored in a spring that is stretched 15 cm by a force of 72 N?

• 4.5 J

• 5.4 J

• 6.0 J

• 3 J

Which is not an example of periodic motion?

• A vibrating guitar string

• A rolling ball

• A clock pendulum

• A swinging swing

Which of the following would be a result of resonance in a series of waves?

• The net force in a simple harmonic oscillator will change

• The oscillations in the waves will reach equilibrium

• large amplitude oscillations

• gravity acting upon a weight on a spring

A transverse wave travels _____ to the direction of the wave's motion.

• At various angles

• longitudinal

• parallel

• perpendicular

Which of the following are carrying by a wave?

• particles

• light

• energy

• water

The speed of a mechanical wave depends on which of the following?

• the energy source of the wave

• the height of the crest of the wave

• the medium through which the wave travels

• the amount of out-of-phase particles in the wave

A sound wave traveling with a velocity of 330 m/s has a frequency of 495 Hz. What is its wavelength?

• 1.5 m

• 160 km

• 33 m

• .67 m

When a wave strikes a boundary it is called a(n) _____.

• transverse wave

• reflected wave

• antinode

• incident wave

Refraction means a change in _____ of waves.

• wavelength

• direction

• frequency

• speed

If the period of a pendulum is 1.2 s, what is the length of the pendulum? Assume standard gravity.

• 1.3 m

• 1.0 m

• 0.75 m

• 0.36 m