Calculate the gravitational potential energy relative to the ground when an 82 kg person climbs to the top of a 2.0 m stepladder.

James Stewart, 2002 Motorcross/Supercross Rookie of the Year, is leading a race when he runs out of gas near the finish line.

The term sustainable living is often referred to as which of the following? A. green living B. active lifestyle C. healthy lifestyle D. meat-free living

The following 1h nmr absorptions were obtained on a spectrometer operating at 200 mhz and are given in hz downfield from tms. Convert the absorptions to δ units.

What is one benefit of using tides for energy? alteration to tides in area reduced greenhouse gases increased carbon dioxide production low cost to build a tidal power plant who ever answers in two minutes gets brainliest

If the earth were not tilted on its axis, what would you expect to happen? A) Days would be shorter than 24 hours. B) A year would be longer than 365 days. C) We would not have seasons like we do now. D) There would be no day and night, just days.

A 1100 kg car rounds a circular turn of radius 24.6 m. Of the road is flat and the coefficient of static friction between the tires and the road is 0.59, how fast can the car go without skidding

What is the momentum of a 15 kg tire rolling down a hill at 3 m/s? 5 kg • m/s 18 kg • m/s 45 kg • m/s 60 kg • m/s

Which of Newton's laws, when combined algebraically with his law of universal gravitation, can be used to calculate Earth's mass? A) first B) second C) third

Why does a balloon filled with helium rise while a balloon filled with an equal volume of average atmospheric air does not? A. Helium has no mass, but air does. B. Helium increases the balloon's mass more than air. C.

Consider the following controls in an automobile in motion : gas pedal, brake, steering wheel. what are the controls in this list that cause an acceleration of the car?