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2.2. Electromagnetic Radiation (EMR)
This section
Practice test
11 questions on this section. Wrong answers show you what to read again.
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Revision test
Mixed questions from across the chapter. Your answers get marked.
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Flashcard drill
4 cards from this lesson. Good the night before a test.
Try these first
- 1.
What is EMR?
Hint
Think about how energy can move without physical contact.
- 2.
Define wavelength.
Hint
It relates to the color you see!
- 3.
What is the relationship between wavelength and frequency in EMR?
- They are directly proportional
- They are inversely proportional
- They are unrelated
Hint
Recall our discussion on the properties of EMR.
- 4.
True or False: Gamma rays are part of the low-energy end of the EM spectrum.
- True
- False
Hint
Think about where gamma rays are situated in the spectrum.
- 5.
Given the equation c = λ × f, if a wavelength is 500 nm, calculate the frequency.
Hint
Keep in mind to convert units properly!
- 6.
Discuss how the properties of EMR can impact remote sensing applications in terms of atmospheric interactions.
Hint
Consider how clouds and gases might impact the transmission of wavelengths.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
1 more question available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting