SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The bouncing back of a wave from a barrier is called
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reflection
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refraction
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interference
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normal
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Explanation:
Detailed explanation-1: -Reflection is the bouncing back of a wave or object from a surface.
Detailed explanation-2: -The bouncing back of a wave after it strikes a barrier is called reflection. Refraction is the bending of a wave as it enters a new medium at an angle other than 90 degrees. Diffraction is the spreading out of waves through an opening or around the edge of an obstacle.
Detailed explanation-3: -The reflection of a sound wave off a surface is known as an echo.
Detailed explanation-4: -reflection. The bouncing back of the light to the incident medium after hitting a shiny surface is called a reflection of light. It is an important phenomenon as it allows us to see non-luminous objects.
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