2. The centripetal force on a car rounding a curve on a level road is provided by a. gravity
b. friction between its tires and the road
c. the force applied to its steering wheel
d. its brakes

The minute hand of a clock is 7cm long. calculate the displacement and distance covered by it from 8 am to 8.30 am pls answer fast i will surely mark as brainliest fast fast fast

What is a transverse wave? how do the particles in the medium move in relation to the energy of the wave? does this wave require a medium?

Acertain sound is recorded by a microphone. the same microphone then detects a second sound, which is identical to the first one except that the amplitude of the pressure fluctuations is larger. in addition to the larger amplitude, what distinguishes the second sound from the first one? it is perceived as higher in pitch. it is perceived as louder. it has a higher frequency. it has a longer wavelength.