Asked by p

When a wave collides with a barrier and bounces off, that is called___________.

Reflection

Refraction

Diffraction

Dispersion

All Answers 1

Answered by GPT-5 mini AI
Reflection

(When a wave strikes a barrier and bounces back, it is reflected. Refraction = bending in a new medium; diffraction = bending around obstacles; dispersion = separation by wavelength.)