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The electromagnetic spectrum

9th grade (Year 10 in England) · 11 questions · Common Core: NGSS.HS-PS4-3, NGSS.HS-PS4-4, NGSS.HS-PS4-5 · England: KS4 Combined Science: Light and electromagnetic waves

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  1. Question 1

    Which type of electromagnetic wave is used for treating some cancers?

    • A. infrared
    • B. microwaves
    • C. gamma rays
    • D. radio waves

  2. Question 2

    The electromagnetic spectrum: which statement is NOT true?

    • A. Ultraviolet can damage skin cells and cause sunburn.
    • B. Visible light is only a small part of the electromagnetic spectrum.
    • C. Electromagnetic waves are transverse.
    • D. Electromagnetic waves need a material to travel through.

  3. Question 3

    Which type of electromagnetic wave is used for heating food in a microwave oven?

    • A. X-rays
    • B. radio waves
    • C. gamma rays
    • D. microwaves

  4. Question 4

    The electromagnetic spectrum: which statement is NOT true?

    • A. Visible light is only a small part of the electromagnetic spectrum.
    • B. Electromagnetic waves are transverse.
    • C. Ultraviolet can damage skin cells and cause sunburn.
    • D. Electromagnetic waves need a material to travel through.

  5. Question 5

    Which type of electromagnetic wave is used for treating some cancers?

    • A. gamma rays
    • B. microwaves
    • C. ultraviolet
    • D. infrared

  6. Question 6

    The electromagnetic spectrum: which statement is NOT true?

    • A. Electromagnetic waves are transverse.
    • B. Electromagnetic waves need a material to travel through.
    • C. All electromagnetic waves travel at the same speed in a vacuum.
    • D. Visible light is only a small part of the electromagnetic spectrum.

  7. Question 7

    Which type of electromagnetic wave is used for treating some cancers?

    • A. X-rays
    • B. gamma rays
    • C. microwaves
    • D. infrared

  8. Question 8

    The electromagnetic spectrum: which statement is NOT true?

    • A. Ultraviolet can damage skin cells and cause sunburn.
    • B. Visible light is only a small part of the electromagnetic spectrum.
    • C. Radio waves are a type of sound.
    • D. Electromagnetic waves are transverse.

  9. Question 9

    Which type of electromagnetic wave is used for sterilising surgical instruments?

    • A. microwaves
    • B. radio waves
    • C. gamma rays
    • D. ultraviolet

  10. Question 10

    The electromagnetic spectrum: which statement is NOT true?

    • A. Electromagnetic waves need a material to travel through.
    • B. Visible light is only a small part of the electromagnetic spectrum.
    • C. All electromagnetic waves travel at the same speed in a vacuum.
    • D. Electromagnetic waves are transverse.

  11. Question 11

    Which type of electromagnetic wave is used for checking banknotes with security ink?

    • A. radio waves
    • B. infrared
    • C. ultraviolet
    • D. microwaves

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Answer key: The electromagnetic spectrum

  1. 1. C. gamma rays

  2. 2. D. Electromagnetic waves need a material to travel through.

  3. 3. D. microwaves

  4. 4. D. Electromagnetic waves need a material to travel through.

  5. 5. A. gamma rays

  6. 6. B. Electromagnetic waves need a material to travel through.

  7. 7. B. gamma rays

  8. 8. C. Radio waves are a type of sound.

  9. 9. C. gamma rays

  10. 10. A. Electromagnetic waves need a material to travel through.

  11. 11. C. ultraviolet