1. The motion of objects showing the relationship between distance travelled and time taken
to cover that distance can be represented in a diagram formed by drawing their distance
time graphs, Graphs are generally plotted on a graph paper. From the given graph, answer
the following:
Life slike riding a biezele
Tukes your balance you must
keep moving.
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This bouncing back of sound when it strikes any surface is the reflection of sound. Repetition of sound caused by the reflection of the sound wave is called as an echo. ... Due to repeated reflections at the reflecting surface, the sound gets prolonged. This effect is known as reverberation.
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