How much tension must a rope withstand if it is used to accelerate a 1700-kg car
horizontally at 0.50 m/s^2 ? ignore friction.
what tension would be required to accelerate
it vertically at the same rate?

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star

How many molecules are present in 3 mols of silicon dioxide (sio2)?