Aroller coaster track is a good example of the law of conservation of energy. use this law to explain these facts about a roller coaster track. a. the largest hill for a roller coaster track is the first hill on the track. the hills after the first are smaller and smaller. b. to get to the top of the first (highest) hill, a motor pulls the cars up to the top. after the top of the first hill, a motor is not needed to keep the cars going. c. the roller coaster car moves really fast at the bottom of a hill on the track but slows down as it moves up a hill (not including the first hill).
Answers: 2
Physics, 22.06.2019 07:00
How do you tell if someone actually cares about you? and just say they do?
Answers: 2
Physics, 22.06.2019 10:00
Because air contracts as it cools, the air pressure inside a freezer is typically lower than on the outside. why do ice cubes inside a freezer tend to shrink over time? a. the ice dissolves oxygen from the air, forming a denser crystalline matrix.b. the ice reacts chemically with carbon dioxide in the air, forming gaseous carbon compounds.c. the ice melts, and then the liquid freezes as ice crystals on the bottom of the freezer.d. the ice sublimes, and then the water vapor deposits as ice crystals on the sides of the freezer.
Answers: 1
Physics, 22.06.2019 10:30
The precision of a laboratory instrument is Β± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
Aroller coaster track is a good example of the law of conservation of energy. use this law to explai...
History, 04.02.2020 02:46
Mathematics, 04.02.2020 02:46
Mathematics, 04.02.2020 02:46
History, 04.02.2020 02:46
Biology, 04.02.2020 02:46
Social Studies, 04.02.2020 02:46
Mathematics, 04.02.2020 02:46
English, 04.02.2020 02:46
Mathematics, 04.02.2020 02:46