Physics, 14.10.2019 13:30 lilybear1700
The park has added two more cars to the already existing roller coaster. if the park wants to maintain the speed of the roller coaster with the addition of the cars, what must it do? a) increase the height a point a. b) increase the heights at point a and b. c) reduce the number of hills and dips in the course. d) increase the friction between the wheels and the track.
Answers: 3
Physics, 21.06.2019 23:20
From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?
Answers: 1
Physics, 22.06.2019 03:00
An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.
Answers: 2
Physics, 22.06.2019 04:30
In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.
Answers: 1
Physics, 23.06.2019 00:00
Boiling water is an example of physical change. true or false
Answers: 2
The park has added two more cars to the already existing roller coaster. if the park wants to mainta...
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