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chapter 29
Question | Answer |
---|---|
when light hits a mirror and is returned by the mirror's surface the waves are...... | reflected |
when a wave strikes water it is.... | refracted |
the bouncing back of a particle or wave that dtrikes a boundary between two media is... | reflection |
material such as (1)______ and (2) _______ are not as rigid to light waves | (1) glass (2) water |
a light wave that strikes a boundary is called an __________ wave | incident |
when light strikes glass perpendiculary about________ of energy is reflected | 4% |
a line that is drawn perpendiculary to the point where the incident ray strikes the barrier is called a _______ and is drawn as a dashed line | normal |
the relation shhip between two angles is stated in the ____ ___ ___________ | law of reflection |
the angle of incidence ____________ the angle of reflection | equals |
an ______ is a likeness or a reproductiom of an objest | image |
______ images in mirror are imiagesseem to be in or behind the mirror | virtual |
______ images are formed by converginglight rays and can be displayed on a screen | real |
real images are always ________ | invirted |
diffused reflection is the reflection of ligh from a __________ surface | rough |