Quick answer: The electromagnetic spectrum is the family of transverse waves that all travel at 3.0 × 10⁸ m/s in a vacuum, from radio waves through visible light to gamma rays. This grade 8 science quiz checks electromagnetic spectrum with 10 multiple-choice questions and instant feedback; every answer comes with a short explanation.
This electromagnetic spectrum quiz for grade 8 science has quick multiple-choice questions with instant feedback. Need a refresher first? Read the lesson or do the worksheet on electromagnetic spectrum.
Choose the best answer for each of the ten questions. Each has one correct option and three distractors based on typical mistakes. Read each explanation, especially after a wrong choice.
