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Grade 10 Electromagnetic Spectrum Worksheet with Answers

Grade 10 (US) · Year 11 (UK) · Class 10 (India) · Physics

Unit 4: Waves & ElectricityWavesNGSS HS-PS4-4

The types of electromagnetic waves, their uses and dangers, from radio to gamma rays. This free high school worksheet has 16 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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The Electromagnetic Spectrum

Grade 10 · Physics

Score___ / 16

Name

Class

Date

Learning goal: Waves · NGSS HS-PS4-4

Directions: This worksheet has 3 parts. Read the instructions at the start of each part.

Example

Which waves cause sunburn?

Answer: ultraviolet (UV)

Part A

Label the diagram. Use the words in the box.

Word bank

microwavesX-raysvisible lightradio waves
infraredultravioletgammarayslonger wavelengthhigher energy1234
  1. 1
  2. 2
  3. 3
  4. 4
Part B

Match each clue to the right word. Write the letter in the box.

  1. 5Which waves have the longest wavelength?
  2. 6Which waves have the highest energy?
  3. 7Can electromagnetic waves travel through empty space?
  4. 8Which waves do we feel as heat?
  5. 9Which waves are used to see bones?
  6. 10Which color of visible light has the longest wavelength?
  • AX-rays
  • BRed
  • CYes
  • DGamma rays
  • ERadio waves
  • FInfrared
Part C

Answer each question. Use full sentences where you can.

  1. 11

    Order from longest to shortest wavelength: X-rays, radio, visible

  2. 12

    Do all electromagnetic waves travel at the same speed in a vacuum?

  3. 13

    Why are X-rays and gamma rays dangerous?

  4. 14

    Which waves carry radio and TV signals?

  5. 15

    Which electromagnetic waves can we see?

  6. 16

    Which waves are used to cook food quickly?

★ Challenge corner for fast finishers

If you could fold a sheet of paper 42 times, roughly how thick would it be?

How did I do?

Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/physics/10/em_spectrum

Answer key (click to show)
  1. 1.radio waves
  2. 2.microwaves
  3. 3.visible light
  4. 4.X-rays
  5. 5.E — radio waves
  6. 6.D — gamma rays
  7. 7.C — yes
  8. 8.F — infrared
  9. 9.A — X-rays
  10. 10.B — red
  11. 11.radio, visible, X-rays
  12. 12.yes — the speed of light
  13. 13.they have high energy that can damage cells and DNA
  14. 14.radio waves
  15. 15.visible light
  16. 16.microwaves
  17. ★far enough to reach the Moon (about 440,000 km) (challenge corner)

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