Aboy whirls a stone in a horizontal circle of radius 1.50m and at height 2.00m above level ground. the string breaks, and the stone flies off horizontally and strikes the ground after traveling a horizontal distance of 10.0m. what is the magnitude of the centripetal acceleration of the stone during the circular motion?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.