What kind of map would be best for to use when studing water sheds

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

Explain that newton first law,second law and third law of motion?

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?