A force can best be defined as:

a. a push or a pull

b. gravity or friction

c. something that is exerted

d. change in velocity over change in time

Which of the following objects has the greatest kinetic energy? a baseball flying through the air at 90 miles per hour a baseball flying through the air at 45 miles per hour a baseball flying through the air at 20 miles per hour a baseball sitting

The pressure in a container will stay the same if you - -? Increase the volume of the fluid Change the material that the fluids container is made of Heat or cool the fluid Change the weight of the fluid

What area specializes in the identification and examination of skeletal remains?

Teams A and B are in a tug-of-war challenge. Team A wins the challenge. What can be said about Team A?

A 13 g rubber stopper is swung in a horizontal circle with a radius of 0.85 m with a period of 0.65 s.

What Science is/is not and How Physics and Chemistry are Connected

What two properties of sound remain the same when sound quality differs? A. amplitude B. frequency C. intensity D. loudness E. pitch F. resonance

A 1650 kg car accelerates at a rate of 4.0 m/s^2. How much force is the car's engine producing?

What is an example of when momentum is not conserved?

When a certain isotope, such as U-238, is hit by a neutron, it will always split into the same smaller nuclei. true or false?