5. If a spring with a 40 N/m spring constant is used to push a 10 kg ball to a speed of 2 m/s, how much must the spring have been compressed assuming no energy is lost?

Acar moves a distance of 50.0 km west, followed by a distance of 64.9 km north what was the magnitude of the displacement of the car, in units of kilometers?

The substances that are necessary for producing of certain hormones and that store and transport vitamins

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.