Mathematics, 07.02.2021 14:20 wasup00
The kinetic energy of an object is given by the formula E = mv2. If m is in kg and v is in m/s,
then E is in joules. What is the kinetic energy of an electron (mass = 9.1 x 10-31kg) travelling at a
fifth of the speed of light (speed of light, c = 3 x 108m/s)?
Answers: 2
Mathematics, 21.06.2019 21:00
Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out
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Mathematics, 21.06.2019 21:00
Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?
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Mathematics, 21.06.2019 23:40
Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches
Answers: 1
The kinetic energy of an object is given by the formula E = mv2. If m is in kg and v is in m/s,
the...
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