2nd 9-weeks Exam Review

Electromagnetic waves are arranged by

• SPEED
• AMPLITUDE
• WAVELENGTH
• USEFULNESS

An electromagnetic wave is a wave that

• CAN TRAVEL ONLY THROUGH MATTER
• CAN TRAVEL ONLY THROUGH EMPTY SPACE
• CONSISTS OF CHANGING ELECTRIC AND MAGNETIC FIELDS
• IS THE SAME AS SOUND WAVES AND WATER WAVES

Which of these waves do NOT require a medium?

• OCEAN WAVES
• SEISMIC WAVES
• SOUND WAVES
• RADIO WAVES

A wave can make a leaf bob up and down on the water, but it cannot move the leaf toward the shore.  This is because waves only transfer

• MATTER
• ENERGY
• MEDIA
• CREST

An object that is transparent

• allows light to pass through it
• transmits light but not images
• does not transmit light
• all of the above

When rays of light hit a smooth surface and bounce back at the same angle, this is called

• refraction
• reflection
• opaque
• transparent

Light is bent as it passes from the air into the lens of eyeglasses.  This bending is called

• reflection
• refraction
• interference
• shifting

Which vocabulary term is used to identify the distance between points C & G?

• Amplitude
• Crest
• Frequency
• Wavelength

Which letter(s) represent the trough of the wave?

• A
• B 
• C
• D

Which letter(s) represent the crest of the wave?

• A
• B 
• C
• D