7th Grade
Unit 5
Electromagnetic & Mechanical Waves

MS-PS- 4-1 Use mathematical representation to describe a simple model for waves that includes how the amplitude of a wave is related to the energy in a wave.
MS-PS- 4-2 Develop and use a model to describe that waves are reflected, absorbed, or transmitted through various materials.
MS-PS- 4-3 Integrate qualitative scientific and technical information to support the claim that digitized signals are a more reliable way to encode and transmit information than analog signals

Vocabulary

5G, amplitude, analog, "cell" phone, digital, electromagnetic, frequency, light, medium, opaque, period, speed, translucent, transparent, vacuum, velocity, visible spectrum, wave, wavelength

Engage

4-1 Phenomenon - Slinky

4-2 Phenomenon - Wire hangers or paper cup phones

4-3 Phenomenon - 5G Telephones

Explore

2-1 Explain how a FM radio works?

2-2 Explore light passing through a opaque, translucent, and transparent glass?

4-3 What are some of the advantages and disadvantages of digital and 5G communication?

Engineer

4-1 Create a prototype

4-2 Create a laser light path.

4-3 Create an analog radio signal.

Enrich

Evaluate

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