What are the two things that determine gravity? (4 points) select one: a. mass and size b. mass and distance c. size and shape d. shape and distance

The 20@kg wheel has a radius of gyration about its center g of kg = 300 mm. when it is subjected to a couple moment of m = 50 n # m, it rolls without slipping. determine the angular velocity of the wheel after its mass center g has traveled through a distance of sg = 20 m, starting from rest.

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

What is a subatomic particle with a negative charge and very little mass?