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Chapter 5.3 Study guide

The distance between two crests

The wave’s height from zero to the crest

The number of wave cycles to pass a given point per unit of time

The units of frequency are usually cycles per second. The Si unit of cycles per second is called a

The product of wavelength and frequency always equals a _____, the speed of light

The wavelength and frequency of light are _____ proportional

Radio waves, microwaves, infrared, ultraviolet, x rays, gamma rays
What kinds of visible and invisible radiation are included in the electromagnetic spectrum?

When sunlight passes through a prism, the different wavelengths separate into a ______ of colors

Red, orange, yellow, green, blue, and violet
What are the visible colors (in order of increasing frequency)

Radio waves
What type of radiation has the lowest frequency?

Gamma rays
The highest frequency

They get energized causing them to emit light
What happens when an electric current is passed through the gas or vapor of an element?

Atomic emission spectrum
Passing the light emitted by an element through a prism gives the _____ _____ ____ of the element

The emission spectrum of an element _____ be the same as the emission spectrum of another element

Higher, lower
Only electrons moving from _____ to _____ energy levels lose energy and emit light

What did Albert Einstein call the quanta of light energy?

Ground state
What is the lowest possible energy of an electron called?

That all moving objects have wavelike behavior
What does de Brogile’s equation predict about the behavior of particles?

Quantum mechanics describes the motions of subatomic particles and atoms as ____

Velocity, position
According to the Heisenberg uncertainty principle, it is impossible to know exactly both the ____ and the ____ of a particle at the same time

Small particles
The Heisenberg uncertainty principle only applies to?

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