Pablo wants to enter the science fair. which question could be answered through scientific investigation?
a. which sport is the most fun to watch?
b. who is the greatest pitcher of the last one hundred years?
c. when is the best baseball team determined each year?
d. what is the best angle to throw a ball for maximum distance?
Answers: 3
Physics, 21.06.2019 19:30, Esmer1030
Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?
Answers: 3
Physics, 22.06.2019 09:00, bendmads04
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
Pablo wants to enter the science fair. which question could be answered through scientific investiga...
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