To push a 25.0kg crate up a frictionless surface incline angled at 25 degrees to the horizontal, a worker exerts a force of magnitude 209N parallel to the incline. As the crate slides 1.50m, how much work is done on they crate by (a) the worker's applied force, (b) the gra...
I got the following question wrong on a test "If a substance does not dissolve in water, but dissolves in oil, it is most likely a. polar b. homogeneous c. non-polar d. colloid" (I said A) Now that finals are coming up, I want to know what the answer is to this. Than...
One of the proverbs I have to explain "a word is sufficient for a wise man." Does this mean people shouldn't go on and on and on when talking if one word will do?