Any one from MIT university ​

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Which type of microscope would allow the viewer to see ribosomes inside a cell?

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door