Lesson 2

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Lesson 2

Light

Predict three facts that will be discussed in Lesson 2 after reading the headings. Write your facts in your Science Journal.

Characterize electromagnetic waves.

What are light waves? I found this on page

. Move through

Vibrating

Electromagnetic Waves

Detectable by your eyes:

The Electromagnetic Spectrum

Differentiate types of electromagnetic waves.

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Type I found this on page

Objects that produce it called:

.

Characteristics

Radio wave

Microwave

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.

Infrared wave

Light

Ultraviolet waves

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.

X-rays

Gamma rays

Waves, Light, and Sound

127

Lesson 2 | Light (continued)

I found this on page

.

Classify waves that carry energy from the Sun. Waves Carrying Energy from the Sun 7%

. Wavelength of a light wave determines…

Interaction of Light and Matter I found this on page

49%

Relate wavelength to color.

Speed, Wavelength, and Frequency I found this on page

44%

Longest wavelengths: Shortest wavelengths:

Describe materials that affect light. .

Material

Description

Transparent

Opaque

Color I found this on page

Generalize ways that objects interact with light to produce .

colors. Use the terms absorb, reflect, and transmit each at least one time in your explanations.

Opaque Blue Objects

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Waves, Light, and Sound

Transparent and Translucent Red Objects

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Translucent

Lesson 2 | Light (continued)

Intensity of Light

Characterize intensity of light.

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. Intensity Definition:

Perceived as

Express the effects of scattering and refraction of sunlight.

Interactions of Sunlight and Matter

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

I found this on page

Vision and the Eye I found this on page

Scattering

.

Sequence the process of vision. Explain the function of .

each structure. Cornea

Connect It

Refraction

Lens

Retina

Brain

Describe how light waves interact with the clothes you are wearing and

your eyes.

Waves, Light, and Sound

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