A spring is initially compressed by 2.0 cm. If it takes 0.523 J of work to compress the spring an additional 3.0 cm, what is the spring constant of the spring?

Aquarterback pedals 3.3meters southward and then run 5.7meters northward. whats the distance ? and whats the displacement?

What is the measurement of how fast an object moves relative to a reference point?

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?