Which situation shows kinetic energy being transformed into potential energy? Group of answer choices

A ladder leaning against a house

A car moving at a steady speed

A sprinter moving from the starting line

A roller coaster car going uphill

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm