Which of the following is a benefit of an MP3 player? A. The number of songs it holds B. How small it is C. How long the battery lasts D. How it allows the purchaser to listen to music anywhere

A 25.2 kg gazelle moving 2.33 m/s sees a lion, and exerts a 113 N force to accelerate. How fast is it moving 2.00 s later?

A skier descends a mountain at an angle of 35.0º to the horizontal. If the mountain is 235 m long, what are the horizontal and vertical components of the skier's displacement?

A parallel circuit differs from a series circuit in that a. it needs less voltage. b. there's more resistance in the circuit. c. it has more than one path for current to flow. d. current can flow easier through a parallel circuit.

We always see the same side of the Moon because Choose one:A. the Moon does not rotate on its axis. B. the Moon rotates once each revolution. C. when the other side of the Moon is facing toward us, it is unlit. D.

A 50 kg box is at rest on a horizontal surface. When an 80 N force is applied to the box, it slides on the surface with a constant velocity. How will the force of friction change if an identical box is placed on top of the 50 kg box

Which describes a property shared by ultraviolet light and X-rays? A They are both transverse waves. B They share the same wavelength. C They contain less energy than visible light. D They both require a medium to travel through.

What is the potential energy called that is associated with objects that can be stretched

Which of the following is not a current use of radioisotopes? medical diagnosis sterilization of equipment detection of leaks in building structures light fixtures

A Blu-ray disc is approximately 11 centimeters in diameter. The drive motor of a Blu-ray player is able to rotate up to 10,000 revolutions per minute. (a) Find the maximum angular speed (in radians per second) of a Blu-ray disc as it rotates

A body has translatory motion if it moves along a