Apitcher claims he can throw a 0.148-kg baseball with as much momentum as a 2.00-g bullet moving with a speed of 1.50 ✕ 103 m/s. (a) what must the baseball's speed be if the pitcher's claim is valid? m/s (b) which has greater kinetic energy, the ball or the bullet? the bullet has greater kinetic energy. the ball has greater kinetic energy. both have the same kinetic energy

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?