Anatomy of a wave
Some times Physics Hertz
Vocabulary
Real World examples
Wave Action
Weather
100
Name for the tallest point of a wave.
What is a crest?
100
Unit used to measure the frequency of a wave.
What are Hertz?
100
This term is used to define light energy that exists in tiny bundles.
What are photons?
100
Why do plants appear green?
Because chlorophyll does not absorb green light.
100
Term used to describe waves that are released form Earthquakes that travel through the different layers of Earth.
What are P-waves.
100
These waves are responsible for the sound we hear during a thunderstorm.
What are sound waves.
200
Name for the lowest point on a wave.
What is a trough?
200
The period of an oscillator is 5 minutes, what is the frequency of this oscillator in hertz?
0.003 HZ
200
A ____ is another term used to describe the points where the wave is the farthest from equilibrium, while _____ is when the wave hits a point of equalibrium.
Antinode, Node
200
The surface of the ocean is an example of this time of wave.
Transverse wave
200
This is the name for waves released by earthquakes that travel on the lithosphere.
What are s-waves?
200
Thunder occurs when this type of wave moves faster than the speed of sound, causing a sonic boom.
What is a shock wave?
300
If we increase the energy then we increase _____.
What is amplitude?
300
The speed of light (number)
What is 300,000,000 m/s
300
The time for one cycle to occur is known as a ______, while the number of complete cycles per second is known as _________.
Period, Frequency
300
The current under the surface of the ocean is an example if this type of wave.
Longitudinal wave
300
This section of tthe electromagnetic spectrum has the highest frequency and the most energy.
What are gamma rays?
300
When sunlight hits water droplets in the atmosphere, it causes this effect, which is essential for the formation of halos around the sun or moon.
What is refraction?
400
When we measure from crest to crest, or the distance from trough to trough.
What is a wavelength?
400
Unit used to measure really loud noise.
What are decibels?
400
A ______ _____ is any force that always acts to pull a system back toward equilibrium.
What is a restoring force?
400
Some times a police or fire siren sounds different depending on if it is approaching you are moving away from you. This difference in frequency due to the motion of the object is known as _________.
Doppler Effect
400
When sound bounces off a surface its known as _______.
Reflection
400
This term describes the waves in the electromagnetic spectrum that are used by weather satellites to track storms and clouds.
What are microwaves?
500
This measures from the equilibrium point to the crest or trough. This is also measuring the actual height of a wave or how low it goes.
What is amplitude?
500
Calculate the frequency of a wave if we know the velocity is 20 m/s and the wave length is 0.5 meters.
40 Hz
500
Objects that move faster tan the sound are called ________.
Supersonic
500
This animal can fly and uses echolocation to find food. They use frequency to determine the distance of insects.
What are bats?
500
This is the weakest part of the electromagnetic spectrum and has the lowest frequency.
What are radio waves?
500
This is the type of wave used by weather satellites to detect temperature changes in the atmosphere, which helps meteorologists predict weather patterns.
What are inferred waves?
600
This term is used to describe one entire unit of harmonic motion. For example, the time it takes for a pendulum to swing back to its starting position.
What is a cycle?
600
Calculate the wave length of a wave if it has a velocity of 10 meters and a frequency of 80 hz.
What is 0.125 M?
600
A _______ ______ is a graph showing the different frequencies present in a sond.
What is a frequency spectrum?
600
List 3 objects that release waves related to the lower half of the electromagnetic spectrum
What are radios, TVs, microwaves, remotes, satellites, cell phones
600
Sound proof material works because it _____ the sound waves.
Absorbs
600
This type of atmospheric wave can cause the rapid movement of cold air into a region, leading to a sharp drop in temperature and storm conditions, visible on weather maps.
What is a cold front wave?
700
Term used to describe the short "burst" of a traveling wave. This can some times appear as a sudden compression with in a wave.
What is a pulse?
700
Based on the graph, these types of waves are released about 16 seconds after the earthquake starts.
P-waves
700
The_______ _______ is the emission of electrons from metal surfaces when light falls on that surface.
What is the Photoelectric effect?
700
This type of wave, part of the electromagnetic spectrum, is primarily used in weather radar to detect precipitation and track storms.
What are Microwaves?
700
________ is when a wave bends around an object
What is Diffraction?
700
This technology uses infrared radiation to monitor cloud formation, temperature variations, and weather patterns from space. It’s commonly used for global weather forecasting.
What is a weather satellite?