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Topic: Acoustics in the gravitational field

Task 1: A ball falls freely and it shows that the initial state 1 and the two next states 2 and 3 are shown in the drawing. Distance from one state to the next ball takes 0.2 seconds.

a) Show in the drawing the next fourth position of the ball.

b) Determine what scale is used in the drawing. Box 1 in the drawing corresponds to ___ m in nature.

c) How far from the initial position of the ball is the support AB?

d) After how long does the ball reach the support AB?

e) With what speed does the ball hit the support AB?

The figure shows the position of the ball after 0.5 s.

3 A 8right