Chapter 3 NAS 2024/2025 Exam
Questions and Answers 100%
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The frequency of an electromagnetic wave is ______ proportional to its
wavelength - 🧠ANSWER ✔✔inversely
______ is the distance between successive troughs and crests. -
🧠ANSWER ✔✔Wavelength
All of the following types of electromagnetic radiation have wavelengths
longer than that of visible light with the exception of - 🧠ANSWER
✔✔ultraviolet radiation.
All of the following types of electromagnetic radiation have wavelengths
shorter than that of visible light with the exception of - 🧠ANSWER ✔✔radio
waves.
Violet has the ______ wavelength in the visible electromagnetic spectrum. -
🧠ANSWER ✔✔shortest
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, Ultraviolet radiation, gamma rays, and X-rays have frequencies ______that
of visible light and infrared radiation. - 🧠ANSWER ✔✔higher than
Solar radiation that reaches Earth's surface consists of - 🧠ANSWER
✔✔infrared radiation.
visible radiation.
ultraviolet radiation.
All of the above.
______ is (are) partially blocked by ozone in the stratosphere. - 🧠ANSWER
✔✔Ultraviolet radiation
According to Wien's displacement law, which one of the following objects
emits its most intense electromagnetic energy at the shortest wavelength? -
🧠ANSWER ✔✔the Sun
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
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STATEMENT. ALL RIGHTS RESERVED
Questions and Answers 100%
Guaranteed Success | Already Rated A+
The frequency of an electromagnetic wave is ______ proportional to its
wavelength - 🧠ANSWER ✔✔inversely
______ is the distance between successive troughs and crests. -
🧠ANSWER ✔✔Wavelength
All of the following types of electromagnetic radiation have wavelengths
longer than that of visible light with the exception of - 🧠ANSWER
✔✔ultraviolet radiation.
All of the following types of electromagnetic radiation have wavelengths
shorter than that of visible light with the exception of - 🧠ANSWER ✔✔radio
waves.
Violet has the ______ wavelength in the visible electromagnetic spectrum. -
🧠ANSWER ✔✔shortest
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
1
STATEMENT. ALL RIGHTS RESERVED
, Ultraviolet radiation, gamma rays, and X-rays have frequencies ______that
of visible light and infrared radiation. - 🧠ANSWER ✔✔higher than
Solar radiation that reaches Earth's surface consists of - 🧠ANSWER
✔✔infrared radiation.
visible radiation.
ultraviolet radiation.
All of the above.
______ is (are) partially blocked by ozone in the stratosphere. - 🧠ANSWER
✔✔Ultraviolet radiation
According to Wien's displacement law, which one of the following objects
emits its most intense electromagnetic energy at the shortest wavelength? -
🧠ANSWER ✔✔the Sun
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
2
STATEMENT. ALL RIGHTS RESERVED
