# physics

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calculate speed of 8.0 times 10 to the 4th kilogram airliner with a kinetic energy of 1.1 times 10 to the 9th jewles

• physics -

.5 (8 * 10^4) v^2 = 1.1 * 10^9 JOULES

4 v^2 = 1.1 * 10^5

v^2 = .275 * 10^5

v^2 = 2.75 * 10^4

v = 1.66 * 10^2 = 166 meters/second

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