Multiple choice

The relationship between magnetism and electricity is called

  1. electrocardiogram

  2. electro chemical

  3. electromagnetism

  4. electromotor

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Electromagnetism is the branch of physics studying the relationship between electricity and magnetism. Electrocardiogram measures heart activity, electrochemical relates to chemical reactions involving electricity, and electromotor is not a standard term.