Calculations!
Anatomy of the Wave
Waves Interactions
Wave Interactions 2
Midterm Review
100
The speed of a sound wave that has a frequency of 686 Hz and wavelength of .5 meters
What is 343 m/s?
100
The wavelength of the following wave:
What is 20 cm?
100
Why I can see myself in still water.
What is Reflection?
100
Why a black surface is hotter than a white surface.
What is Absorption (could also say reflection)?
-Also known as Albedo
100
The conservation of energy states that energy cannot be created or destroyed. This means if a rollercoaster starts with 1200 J energy, I will have ____________ j of energy at the end.
What is 1200J ?
200
On a graph, two peaks of a wave appear at x=3m and x=6m, the speed of the wave if its frequency is 30 meters
What is 90 m/s ?
200
The amplitude of the following wave:
What is 15 cm?
200
The bending of waves around corners/slits?
What is Diffraction?
200
Two sound waves interacting to become louder.
What is Constructive Interference?
200
The slope of a position-time graph.
What is velocity?
300
What is the frequency of a wave that travels at a speed of 343 m/s at a wavelength of .7 meters?
What is 490 Hz ?
300
The material/s that a wave travels through
What is Medium?
300
When a wave travels from air to water, is travels ______ the normal.
What is Towards ?
300
When a wave travels from oil (denser) to water (less dense), the wave bends ___________ the normal.
What is Away from?
300
The force due to Earth's gravitational force on a mass is also known as this.
What is Weight (W=9.8*m)?
400
What is the speed of the following wave if the frequency is 4 Hz?
What is 80 m/s?
400
The inverse of frequency, also known as the time it takes to complete one wave cycle
What is Period?
400
You scream into the Grand Canyon, and after a couple of seconds you hear someone who sounds exactly like you screaming back.
What is Reflection?
400
Rainbows are an example of dispersion, which happens due to wave ______________.
What is Refraction?
400
A collision where both objects start at a momentum of 0 then push apart is called ___________.
What is Explosion?
500
What is the period of a light wave that travels at 300,000,000 m/s with a wavelength of .007 meters?
What is 2.33333*10^-11 seconds?
500
A wave which particles travel parallel to the wave propagation (direction of travel) is called a ________________ wave.
What is Longitudinal?
500
Telescopes take advantage of what wave interaction?
What is Refraction?
500
Sound beats is an example of this wave interaction.
What is Interference?
500
Energy _____________ when it changes it's location. For example, electricity traveling through a powerline, being dug up and transported to a powerplant, taking food home from the grocery store, etc.
What is transfers?