Exploring Waves and Their Applications

Which term describes the height of a wave from its rest position to its crest?

• Wavelength

• Amplitude

• Frequency

• Speed

Tags

TEKS.SCI.8.8A

What is the unit used to measure the frequency of a wave?

• Meters

• Seconds

• Hertz

• Joules

Tags

TEKS.SCI.8.8A

Which type of electromagnetic wave is commonly used for wireless communication?

• Gamma rays

• Microwaves

• Ultraviolet rays

• X-rays

Tags

TEKS.SCI.8.8B

Which electromagnetic wave is most often used in radiation therapy to treat cancer?

• Radio waves

• Gamma rays

• Infrared waves

• Microwaves

Tags

TEKS.SCI.8.8B

If a transverse wave has a high frequency, what can you infer about its wavelength?

• The wavelength is longer

• The wavelength is shorter

• The wavelength does not change

• The wavelength is zero

Tags

TEKS.SCI.8.8A

A student observes two waves. Wave A has a higher amplitude than Wave B. What does this tell you about Wave A compared to Wave B?

• Wave A has a lower frequency

• Wave A carries more energy

• Wave A has a longer wavelength

• Wave A travels slower

Tags

TEKS.SCI.8.8A

An astronomer uses X-rays to observe distant objects in space. What is the advantage of using X-rays for these observations?

• X-rays can penetrate dust clouds that block visible light

• X-rays are less energetic than radio waves

• X-rays are absorbed by Earth's atmosphere, making ground observations easier

• X-rays are visible to the human eye

Tags

TEKS.SCI.8.8B

Match the following

• D

• wavelength

• C

• wavelength

• A

• amplitude

• B

• Trough

• E

• crest

Waves move ​ (a)   without moving ​ (b)   .

• energy
• matter
• electromagnetism
• mechanical
• light
• sound

The number to the correct term

• Crest

• 
• Trough

• 
• Wavelength

• 
• Amplitude

• 

Tags

HS-PS4-A