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Light > Lesson 1 > Flashcards

Lesson 1 Flashcards

1
Q

Hertz

A

One wave per second

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2
Q

Node

A

A point on a standing wave that has no displacement from the rest position

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3
Q

Antinode

A

A point of maximum amplitude on a standing wave

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4
Q

Wavelength

A

Horizontal distance between the crests or between the troughs of two adjacent waves

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5
Q

Frequency

A

How many waves pass a given point per second

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6
Q

Electromagnetism

A

The interaction between electricity and magnetism

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7
Q

Speed of Light

A

300,000 km/s

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8
Q

Infrared Light

A

Invisible light and gives us heat

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9
Q

Ultraviolet

A

Electromagnetic waves of frequencies higher than those of violet light.

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10
Q

Microwave

A

Very short electromagnetic wave

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11
Q

Radio Wave

A

Electromagnetic waves with the longest wavelengths and lowest frequencies

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