A ball of mass 0.113 kg is dropped from a height of 1.92m, Ask an Expert

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Q. Find a peer reviewed article which discusses the effects of optimism on physical and psychological health. (You may need to find two articles in order to cover both the physical and the psychological areas).

Q. A ball of mass 0.113 kg is dropped from a height of 1.92m above ground. The acceleration of gravity is 9.8m/s^2.Neglecting air resistance determine the speed of the ball when it is at a height of 0.812 m above the ground. Answer in units of m/s.

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