Concave mirror...as it focus the light at a given point..... concave mirror is converging !!!
A single reflection, like shouting at the side of a mountain and hearing
your voice come back to you, is an 'echo'.
Multiple reflection, like clapping your hands once inside a large room,
is 'reverberation'.
An example of using muscular strength would be doing things like lifting weights and things like that.
Answer:
el conductor
Explanation:
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