Round 1
What are we learning this week in Science?
A. Heat Energy
B. Light Energy
C. Sound Energy
D. Electrical Energy
C. Sound Energy
What vibrations help sound travel through matter?
A. Decibels
B. Sound Barrier
C. Sound Wave
D. Transparent
C. Sound Wave
Sound is a _________ that begins with a mechanical movement.
A. Vibrations
B. Communities
C. People
D. Matter
A. Vibrations
Which of these examples can break the sound barrier?
A. A Bike
B. A Bus
C. A Car
D. An Aircraft
D. An aircraft
How is sound measured?
A. Decibels
B. Ultrasound
C. Temperature
D. Rays
A. Decibels
Sound has a ______ and _____ pitch.
A. King and Queen
B. Light and Heat
C. Volume and Wave
D. High and Low
D. High and Low
What is frequency?
A. Sound Waves
B. How many waves there are per second
C. How fast sound travels.
D. Amplitude
B. How many waves there are per second
What is amplitude?
A. The width of a sound wave
B. The color of a sound wave
C. The curve of a sound wave
D.The height of a sound wave
D.The height of a sound wave
A drum has a higher frequency than a whistle?
True or False
False
Sound travels faster in liquids and gases.
True or False
False
(The molecules in a solid are packed tightly together, which helps the sound waves move more efficiently.)
Sound waves can travel through Solids and liquids.
True
Sound will always travel back to its source.
False
Which pitch has waves that are closer together?
high pitch or low pitch
High Pitch
Discussion question: Which animal is louder, a lion or a blue whale? (*If you need help, you can ask a mentor or a teacher)
The blue whale because its sound can travel up to 500 miles underwater.
What is an echo?
A sound that is repeated because the sound waves are reflected.
Challenge question: What is the spiral-shaped cavity of the inner ear called? (*You may ask a mentor)
A. Eardrum
B. Cochlea
C.Concha
D. Auditory Nerve
B. Cochlea