Which type of wave is a combination of two waves? mechanical waves

longitudinal waves

surface waves

transverse waves

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

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