Wave Types
What do waves transfer from place to place?
Energy
What is the highest point of a wave called?
Crest
Which wave property determines loudness?
Amplitude
What flying mammal finds insects in the dark using echoes?
Bat
Which type of wave requires a medium?
Mechanical
What is the distance between neighboring crests called?
Wavelength
To raise a sound’s pitch, what property must increase?
Frequency
What is the hottest planet in our solar system—even though it is not closest to the Sun?
Venus
A wave’s particles move perpendicular to its direction. What type is it?
Transverse
A wave completes 30 cycles in 5 seconds. What is its frequency?
6 Hz
A sound gets louder without changing pitch. Which property stays the same?
Frequency
How many bones are in a typical adult human skeleton?
206
A spring’s coils move back and forth parallel to the wave’s direction. What type is it?
Longitudinal
The vertical distance from crest to trough is 12 cm. What is the amplitude?
6 cm
If a wave’s amplitude doubles, its energy becomes how many times greater?
4 times
Diamonds and the graphite in pencils are made of the same element. What is it?
Carbon
A light and a bell are inside a vacuum. Which can reach you through the vacuum: light, sound, or both?
Light only
The first and fourth crests are 15 meters apart. What is the wavelength?
5 meters
Sound A has greater amplitude but lower frequency than Sound B. Which is louder, and which has higher pitch?
Louder: A; higher pitch: B
What gas makes up about 78% of Earth’s atmosphere?
Nitrogen