Lesson 1
Crests
The distance between two corresponding parts of a wave is called?
Wavelength
A standing wave is actually two waves ______ as they pass through each other.
interfering
In longitudinal waves in a spring, the parts where the coils are spread out are called?
Rarefactions
Who proposed the idea of daylight savings?
Ben Franklin
The lowest parts of a transverse wave are called?
How often a wave occurs is called?
frequency
Interference in which waves combine to form a wave with a larger amplitude than either wave originally has is called _______.
constructive interference
Frequency is measured in units called ______.
hertz
In which spring months do butterflies hatch?
March and April
In longitudinal waves in a spring, the parts where the coils are close together are called _______.
compressions
The less energy a wave has, the smaller it's _____.
amplitude
Points of maximum amplitude on a standing wave are called _____.
antinodes
The height of a wave's ____ depends on it's amplitude.
crest
Which weather phenomenon is the most common in spring?
Tornado
Waves that can travel with or without a medium are called ______ waves.
All waves have wavelength, frequency, ______, and speed.
amplitude
Destructive interference in a standing wave produces points with zero amplitude called _____.
nodes
A wave refracts because one side of the wave changes ____ before the other side.
speed
What is the name of the spring flower that is also associated with Easter?
Lily
Mechanical Waves form when a source of energy causes a medium to ________.
vibrate
The _____ of a wave remains constant if the medium, temperature, and pressure do not change.
speed
Waves do not bend when entering a new medium at a(n) _____ angle.
right
A wave ____ and spreads out in diffraction.
bends
Which country considers blooming cherry blossoms as the onset of spring season?
Japan