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son4ous [18]
3 years ago
9

Please help me**** i need some answers now

Physics
1 answer:
sweet-ann [11.9K]3 years ago
4 0
Output can not be greater than input because the conversion of energy can not be greater than 100%.
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Imagine a 15 kg block moving with a velocity of 20 m/s to the left. Calculate the kinetic Energy of this block.
ivann1987 [24]

Answer:

3000 J

Explanation:

Kinetic energy is:

KE = ½ mv²

If m = 15 kg and v = -20 m/s:

KE = ½ (15 kg) (-20 m/s)²

KE = 3000 J

3 0
3 years ago
How do human population growth trends differ between developed nations and developing nations?
ololo11 [35]

Answer:

Replacement-Level Fertility

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4 0
2 years ago
Which element of variation would not be affected by adding the data value 15 to the data set {3, 5, 6, 8, 9, 10, 13, 14}?
Anna11 [10]
The answer to this would be 15
4 0
3 years ago
A skydiver has jumped out of a plane and is falling faster and faster. what forces are present in this situation
kompoz [17]
Gravity and air resistance 

i took the test and got 100%
5 0
3 years ago
Dakdadakdadakdadakda
notsponge [240]

Answer: dakdadakdadakdadakda

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