When light passes through a small opening in a barrier, it bends to spread out on the other side of the opening. How does this phenomenon support the wave model of light?

What are the applications of electromagnetic waves

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k

If the new moon happens on january 15th, what shape will it be on february 6th?