Wave Basics
What is the term for the distance between two consecutive peaks of a wave?
wavelength
True or False: A photon with a shorter wavelength has higher energy than one with a longer wavelength.
True
What part of the spectrum is visible to the human eye?
visible light
What type of wave is used in microwaves to heat food?
Microwaves
who is the all time NBA leader in points scored?
Lebron James
What is the term for the number of wave cycles that pass a point in one second?
Frequency
Which has more energy: a photon with a frequency of 4 x 10^14 or a photon with a frequency of 6 x 10^14?
6 x 10^14
Which region of the electromagnetic spectrum has the longest wavelength?
Radio waves
Which type of wave is used to transmit AM and FM radio signals?
radio waves
What is the capitol city in Washington?
Olympia
What type of wave moves particles perpendicular to the wave’s direction?
Transverse Wave
What equation relates energy to frequency?
E=hf
Which electromagnetic waves are used in cancer treatment?
gamma rays
Which type of wave is used for doctors to view bones?
x-rays
What is the largest animal on Earth?
Blue whale
What is the difference between transverse and longitudinal waves?
Transverse waves move particles perpendicular to the wave's motion, while longitudinal waves move particles parallel to it.
6.626 x 10^-34 j/s
Why are ultraviolet rays more dangerous than visible light?
Ultraviolet rays have higher energy, which can damage cells and DNA.
What type of wave allows wireless communication in smartphones?
radio waves or microwaves
What is the most populated country in the world?
India
A wave has a crest height of 1 m. If the amplitude doubles, how does the wave’s energy change?
The energy increase by a factor of 4
Calculate the energy of a photon with a frequency of 5×10^14 Hz
3.313 x 10^-19 j/s
Arrange these in order of increasing energy: infrared, ultraviolet, gamma rays, visible light.
Infrared, visible light, ultraviolet, gamma rays.
Why can’t sound waves travel in space?
Sound waves require a medium to travel.
What is a royal flush in poker?
five cards in a row from ten to ace, all the same suit.