4th Grade Light and Sound Quiz

How does light travel?

• in wavy lines
• it doesn't travel
• in a straight line
• in waves

What is wax paper?

• transparent
• translucent
• opaque
• none of the above

How does sound travel?

• straight lines
• it doesn't
• waves
• I don't care

When light travels to a different medium it will ______

• reflect
• do nothing
• break
• refract

What does R.O.Y G. B.I.V.

• Random Over Your Green Blue Idea Very
• Red or your great blue Indigo viking
• Ropes Or yellow Gibbons but it vampires
• Red Orange Yellow Green Blue Indigo Violet

How does sound travel?

• it doesn't 
• vibrations
• waves
• Both B and C

The vocal chords of a lion vibrate at a slower rate when it roars. What BEST describes the pitch of the lion's roar?

• High Pitch

• Low Pitch

• Soft Pitch

• Hard Pitch

Which of the following is required for sound?

• chemicals

• vibrations

• water

• instruments

Haley is doing an experiment for her science class. She is trying to find out which objects will produce the loudest sound when she knocks on them. Which of the following would be the LEAST LIKELY to produce a loud sound?

• a piece of glass

• a piece of cotton

• a piece of wood

• a piece of metal

Tony plucks two strings on a guitar. He sees one string is vibrating much faster than the other. What is MOST LIKELY true?

• The string is vibrating faster produces a lower pitch.

• The string vibrating faster produces a higher pitch.

• The string vibrating slower produces a louder sound.

• The string vibrating slower does not produce any sound.