What is the mass of a pure platinum disk with a volume of 113 cm3? the density of platinum is 21.4 g/cm3.
give your answer in grams and kilograms.

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?

What determines the amount of inertia an object has

Distinguish between linear momentum and angular momentum