Waves and their properties

Formulas

100

Formula used to calculate energy

E= hv = hxc/lambda

200

Formula to calculate wavelength

lambda = c / v

300

Formula to calculate v (frequency)

v = c / lambda

400

How do you calculate frequency (v) with the energy formula?

E / h = v

500

How do you convert nanometers (nm) to meters (m)

1 m = 1.0X10⁹

X nm x 1m / 1.0X10⁹

Vocabulary

100

What is a wave

A traveling disturbance that carries energy from one place to another

200

What is wavelength?

Distance between one point on the wave and the same point on the next consecutive wave

300

What is frequency?

How many waves pass a given point in a certain amount of time

400

What is energy?

The ability to do work or cause a change

500

What is an electromagnetic wave?

Waves that are created as a result of vibrations between an electric field and a magnetic field.

Electromagnetic spectrum

100

Do microwaves have more energy than X-rays?

No

200

What is the wave with the weakest energy in the EMS?

Radio waves

300

What is the strongest (in energy) of the waves in the EMS?

Gamma rays

400

What are the colors in the visible part of the EMS?

Red, Orange, Yellow, Green, Blue, Purple

500

Do short waves have this energy high or low energy?

High energy

Units and constants

100

Wavelength should be in this unit

meters

200

Frequency should have this unit

1/s or Hz

300

What is the value of c (speed of light)?

3.0X10⁸ m/s

400

Energy should have this unit

Joules

500

What is the value of h (planks constant)

6.63X10^-34 J*s

Miscellaneous

100

At what time do students go to lunch?

1:15 pm

200

How many restroom permits do you have per day?

2

300

Whats the name of your Geometry teacher?

Mr. Valle

400

What is the school's mascot?

Lobo

500

What is the name of the principal?

Mr. Yanez