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Physics, 08.06.2020 06:57 estefaniapenalo

Julie is cycling at a speed of 3.4 meters/second. If the combined mass of the bicycle and Julie is 30 kilograms, what is the kinetic energy? A.
1.7 × 102 joules
B.
1.5 × 102 joules
C.
2.0 × 102 joules
D.
2.2 × 102 joules

Answers

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Answer from: nooooooooooooooo412

A

Explanation:

KE = 1/2 mv^2

=1/2(30kg)( 3.4 m/s)^2

=173.4 joules

=1.7×10^2 joules

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Answer from: Quest

which statement about this sum is true? −245+2.7

Apendulum has a mass of 0.5 kg and starts at a height of 0.3 m. if it is released from rest, how fas
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Julie is cycling at a speed of 3.4 meters/second. If the combined mass of the bicycle and Julie is 3...