Your forehead can withstand a force of about 6.0 kN before fracturing, while your cheekbone can only withstand about 1.3 kN .
Part A -
If a
140 baseball strikes your head at 30 m/s and stops in 0.0015s , what is the magnitude of the ball's acceleration?
Part B -
What is the magnitude of the force that stops the baseball?
Part C -
What force does the baseball apply to your head? Explain?
Part D -
Are you in danger of a fracture if the ball hits you in the forehead? Cheek?
Answers: 2
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Answers: 1
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Estimate the change in the gibbs energy and molar gibbs energy of 1.0dm3 of octane when the pressure acting on it is increased from 1.0 atm to 100 atm. the mass density of octane is 0.703 g cm−3
Answers: 3
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