Answer the following question given this paragraph: Electromagnetic waves consist of vibrating electric and magnetic fields. They transfer energy across space as well as through matter. Electromagnetic waves vary in their wavelengths and frequencies, and higher-frequency waves have more energy. The full range of wavelengths of electromagnetic waves is called the electromagnetic spectrum. It is outlined in the following Figure below . Q: What kind of waves consist of vibrating electric and magnetic fields? Choices: - gaseous waves - sound waves - hydraulic waves - electromagnetic waves A:
electromagnetic waves