She reflected on her past mistakes and learned from them.

She is reflecting on her past mistakes.

The reflecters on the road helped guide the drivers at night.

The Orion Nebula is a famous reflection nebula in the constellation of Orion.

The angle of reflection is equal to the angle of incidence.

The angles of reflection were measured and recorded.

Reflection nebulae are beautiful celestial objects that are created by the scattering of light from nearby stars.

The reflection nebulas in the night sky are a breathtaking sight.

The Fresnel reflection is an important phenomenon in optics.

Fresnel reflections can cause unwanted glare on the surface of the water.