2018-2019 Benchmark 1

The speed of a wave is wavelength multiplied by its _____.

• Amplitude

• Vibration

• Frequency

• Reflection

The more _____ a mechanical wave has, the greater its amplitude.

• Speed

• Energy

• Vibration

• Reflection

As the frequency of a wave traveling at a constant speed increases, its _____ decreases.

• Wavelength

• Crest

• Amplitude

• Speed

Waves that move the particles of the medium parallel to the direction in which the waves are traveling are called _____.

• Longitudinal waves

• Transverse waves

• Surface waves

• Combination waves

The bending of waves due to a change in speed is called _____.

• Refraction

• Reflection

• Diffraction

• Interference

Surface waves combine the properties of transverse and longitudinal waves so that the particles in the wave move with an up and down motion.

• True

• False

Global positioning system signals can tell you _____.

• Your exact location on Earth

• How many satellites are in orbit

• Who is sending a message to your pager

• What television station you are tuned into

What kind of waves do cellular telephones use to transmit and receive signals?

• Microwaves

• Gamma rays

• Infrared rays

• Radio waves

You can increase the strength of an electromagnet’s field by _____.

• Using a stronger ferromagnetic material for the core

• Decreasing the current in the solenoid

• Decreasing the number of loops in the solenoid

• Winding the coils more loosely

An electric current produces a(n) _____.

• Magnetic field

• Magnet

• Solenoid

• Insulator