A 8.0 kg bowling ball moves at 3.0 m/s. Calculate the kinetic energy of the ball?

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics