Answers by visitors named: BEP

1. The angle that the incident ray makes with the normal is the same as the angle that the reflected ray makes with the normal. Different points on a curved mirror have a different normal. 2. A concave mirror curves inward with the edges of the mirror pointing towards the viewer. 3. reflection 4. White objects reflect all colors of light, and black objects absorb all colors of light. 5. As light waves enter a different medium, they bend towards the normal if they slow down and bend away from the normal if they speed up.

This is an endothermic reaction because the system took energy from the surroundings.

The reaction is endothermic, because stronger bonds are broken than formed.