Aball is released out a window that is 43 m above the ground. at what speed will it hit the ground? assume air resistance is negligible.

58 m/s

29 m/s

0.86 km/s

0 m/s

What is the conversion factor between kg/m^3 and g/m^3. express your experimental values for the densities in kg/m^3.

The consumption of fossil fuels could be

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.