3 years ago

What does it mean to work out your core

Physics

1 answer:

Arte-miy333 [17]3 years ago

4 0

Answer:

I'm pretty sure it means like getting abs and working out your stomach.

Explanation:

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A toy cart moves with a kinetic energy of 30 J. If its speed is doubled, what is its kinetic energy?

klio [65]

Explanation:

KE is directly proportional to the square of velocity / speed.

if speed is 2 times (doubled) the KE will be

${2}^{2}$

= 4 times the original KE

$4 \times (30)$

$= 120 \: j$

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3 years ago

A bowling ball has a mass of 6 kg what happens to its momentum when its speed increases from 2m/s to 4m/s?

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Answer:

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Explanation:

here's the solution : -

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Is the movement of wind kinetic energy ?

kari74 [83]

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Hope it helps

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4 years ago