Ch 13 The Nature of Waves Pre-Test

A wave is a traveling disturbance that carries _________.

• water vapor

• energy

• matter

• only light

Waves are often created by the back and forth movements of matter called _________.

• energy units

• photons

• accelerations

• vibrations

We most commonly hear sound waves that travel through ___.

• Earth's core

• ocean water

• air

• plasma

The substance or matter through which a wave travels is a _____.

• medium

• space

• field

• magnetosphere

Light and electromagnetic waves are examples of ______.

• transverse waves

• longitudinal waves

• sound waves

• seismic waves

The highest point on a transverse wave is called its ________.

• trough

• amplitude

• crescent

• crest

Reflection occurs when a wave strikes something and _______.

• penetrates it

• saturates it

• is absorbed

• bounces back

The reflection of a sound wave is called a(an) ________.

• echo

• accident

• misdirection

• transmission

When waves pass from one medium into another they ______.

• bounce back

• burn

• stop

• change direction

When you look at a pencil in a glass of water, the reason it looks bent is due to _____________.

• deflection

• refraction

• absorption

• electromagnetism