1. Express the following quantities in scientific notation. a. 5800 m
c. 302 000 000 m
b. 450 000 m d. 86 000 000 000 m

The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

What is the kinetic energy of a baseball moving at a speed of 40 m/s if the baseball has mass of 0.15 kg?