2 answers:
Explanation:
the formula of speed is distance traveled by time it work
<h3>
Answer:</h3>
31.25 cm/sec
__________________________________________________________
<h3>
Explanation:</h3>
<u>We are given:</u>
Distance travelled = 150 cm
Time taken = 4.8 seconds
<u>Final Speed of the Marble:</u>
Speed of the marble = Distance travelled / Time taken
Speed of the marble = 150 / 4.8
Speed of the marble = 31.25 cm/sec
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You might want to go to this website, http://www.indiana.edu/~p1013447/dictionary/mendel.htm
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