Select examples of simple harmonic motion that can be observed in everyday life.

a. a child gently swinging on a playground swing at small angles
b. a spinning top
c. a yo-yo moving up and down in a steady pattern
d. lightly bouncing on a trampoline when your feet do not leave the canvas
e. dribbling a basketball at a steady rate
f. a pendulum in a grandfather clock

Explain what happens at the saturation point when adding salt to water at room temperature.

Asynthetic fiber used in manufacturing carpet has tensile strength that is normally distributed with mean 75.5 psi and standard deviation 3.5 psi. how is the standard deviation of the sample mean changed when the sample size is increased from n equals 8 to n equals 47

Astone is thrown with a speed v0 and returns to earth, as the drawing shows. ignore friction and air resistance, and consider the initial and final locations of the stone. which one of the following correctly describes the change δpe in the gravitational potential energy and the change δke in the kinetic energy of the stone as it moves from its initial to its final location? options a.δpe = 0 j and δke = 0 j b.δpe is positive and δke is negative c.δpe = 0 j and δke is positive d.δpe is negative and δke is positive e.δpe = 0 j and δke is negative