Calculate the work done to stretch an elastic string by 40cm if a force of 10N produces an extension of 4cm in it

If a bowling ball and a golf ball have the same kinetic energy, which one will move faster?

A spring requires 10 N of force to hold it 1 m past its natural length. How much work is required to stretch it from its natural length to 1 m past its natural length?

How is velocity different from and similar to speed? How is acceleration different from speed?

Which statements describe equal-area projection? Select three options. Different types exist. Longitude lines are straight. Latitude lines meet at the poles. Land area is more accurate than on a Mercator projection.

What is required for electricity flow

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?