When popcorn is heated over a flame, the kernel burst open. why does this occur?
1 answer:
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0.67s
Explanation:
Given parameters:
Speed of bullet = 600m/s
Distance of target = 400m
Unknown:
Time taken for bullet to reach target = ?
Solution:
Speed is a physical quantity that expresses the rate of change of distance with time;
Speed =
Since time is unknown, we make it the subject of the expression;
time = =
time = 0.67s
Learn more:
Speed brainly.com/question/10048445
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