A pitcher claims he can throw a baseball with as much momentum as a 3.00-g bullet moving with a speed of 1500 m/s. A baseball has a mass of 0.145 kg. What must be its speed if the pitcher's claim is valid?
What will be an ideal response?
31.0 m/s
You might also like to view...
Two wave pulses with equal positive amplitudes pass each other on a string, one is traveling toward the right and the other toward the left. At the point that they occupy the same region of space at the same time
A) constructive interference occurs. B) destructive interference occurs. C) a standing wave is produced. D) a traveling wave is produced. E) a wave pulse is produced.
Thermodynamic Devices: If the efficiency of a reversible engine is 28%, what is its COP (performance coefficient) operated (a) as a refrigerator, and (b) as a heat pump?
Fill in the blank(s) with the appropriate word(s).
Which portion of the electromagnetic spectrum is used to identify fluorescent minerals?
a. ultraviolet light b. X rays c. infrared waves d. gamma rays
When a hydrogen electron is in its ground state, its principal quantum number is
a. zero. b. –13.6 eV. c. 1. d. +13.6 eV. e. none of these.