Question

lesson 26 - waves
which of the following are true about waves?
□ they transfer energy
□ they carry energy
□ they travel from place to place
□ always require a medium

Explanation:

Waves transfer energy (e.g., sound waves carry sound energy over distance) and carry energy by definition. They travel from place to place (propagate). Not all waves need a medium—electromagnetic waves (light) travel through vacuum.

Answer:

they transfer energy, they carry energy, they travel from place to place