Physics, 24.03.2020 18:02, SoWhat2237
A student pulls on a rope attached to a box of books and moves the box down the hall. The student pulls with a force of 185N at an angle of 25 above the horizontal. The box has a mass of 35.0kg and a the coefficient of kinetic frictino between the box and the floor is 0.27. Find the acceleration of the box
Answers: 3
Physics, 22.06.2019 00:00, shaylawaldo11
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
Answers: 1
Physics, 22.06.2019 03:30, ashah1260
Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
Physics, 23.06.2019 02:30, elishane864
Aheavy boy and a lightweight girl are balanced on a massless seesaw. the boy moves backward, increasing his distance from the pivot point. what happens to the seesaw? it is impossible to predict without knowing additional information. the side the boy is sitting on will tilt downward. the side the girl is sitting on will tilt downward. nothing; the seesaw will remain balanced.
Answers: 2
A student pulls on a rope attached to a box of books and moves the box down the hall. The student pu...
Social Studies, 28.08.2019 05:30