When sound would travel faster ... through a piece of wood that floats in water or a piece of steel that sinks in water

How is a light wave likely to react when hitting a shiny opaque object? a. the light wave will be absorbed b. the light wave will be reflected c. the light wave will be transmitted d. the light wave will scatter

A car traveling 85 km/h slows down at a constant 0.47 m/s^2 just by "letting up on the gas." Calculate the distance it travels during the first second. Express your answer to two significant figures and include the appropriate units.

How does potential energy change when height is incresed

a 7.26kg bowling ball (16 pounds) is at rest at the end of the bowling lane. : how long did you push the ball in this situation

A wave has a period of 2 seconds and a wavelength of 4 meters calculate its frequency and speed

A scientist has been tracking and studying a population of deer in Yellowstone National Park. He surveys the population every six months. Usually, the population is thriving and has a gene pool with a wide variety of traits.

How long will it take a bike traveling at 5 meters per second to travel 25 meters south? A. 5 s B. 0.2 s C. 5 s south D. 0.2 s south

Two masses are connected by a string which passes over a pulley with negligible mass and friction. One mass hangs vertically and one mass slides on a frictionless 30.0-degree incline. The vertically hanging mass is 6.

The coordinates 40 degrees north and 100 degrees east falls in what country?

Which type of radio waves have the highest frequency and are used in radar detection? microwaves x-rays waves infrared waves gamma waves