Mechanical and Electromagnetic Waves

How are mechanical waves categorized based on their movement direction?

• Circular waves

• Longitudinal waves

• Sound waves

• Surface waves

Knowledge of waves can be applied to real-world scenarios like seismic waves and radio waves. Waves can also be used to transmit information wirelessly, such as in ___ waves.

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NGSS.HS-PS4-3

NGSS.HS-PS4-5

What law does wave reflection follow?

• Law of Refraction

• Law of Reflection

• Law of Diffraction

• Law of Interference

How do mechanical and electromagnetic waves differ in terms of their behavior?

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

Can electromagnetic waves travel through a vacuum?

• Yes

• No

• Only in certain conditions

• Depends on the frequency