A cube has a density of 3.11 g/cc and measures 5.95 cm on one of its sides. Given this information, what is the mass of this cube (in kg)

Awheelhas a radius of 4.8 m. howfar (path length) does a point on the circumference travel if thewheel is rotated through angles of 30°, 30 rad, and 30 rev,respectively?

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?