What are some funny as. f usernames lol give me idea

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation

What practical value did astronomy offer to ancient civilizations?

Acharged particle moves in a circular path in a uniform magnetic field.which of the following would increase the period of the particle's motion? check all that apply.increasing its chargeincreasing its massincreasing the field strengthincreasing its speed