The decibel scale measures

A. the loudness of sound

B. the frequency of sound

C. the pitch of sound

D. the wavelength of sound

A Mars rover has a mass of 500 kg. The acceleration due to gravity in mars is about 3.7 m/s^2 and the coefficient of kinetic friction for the rover on the surface is 0.4.

Work is defined as the use of force to move an object in the direction of that force and is equal to the force times the distance the object moved. How do energy and power relate to work?

What is the momentum of a 0.145 kg baseball traveling at 40.0 m/s

What best describes the type of energy provided by the rubber band as it is stratched?

A daredevil is shot out of a cannon at 45.0° above horizontal with an initial speed of 25.0 m/s. a net is positioned a horizontal distance of 50.0 m from the cannon.

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