A mover uses a ramp to push a stereo into the van. The ramp is 3 meters long and 1.5 meters high. What is the ideal mechanical advantage of this ramp?

Which of the following temperatures is the highest? A) 100C B) 100F C) 100K?

Three sleds are being pulled horizontally on frictionless horizontal ice using horizontal ropes (Fig. 5.48). The pull is horizontal and of magnitude 125 N. Find (a) the acceleration of the system and (b) the tension in ropes A and B.

A ball is thrown forward at 5 m/s how would the path of the ball differ on earth than on the moon

What is the transfer of heat via circulation of a liquid or gas? a. Convection b. Conduction c. Subduction

What are to different units that can't represent work

The electric field near the earth's surface has magnitude of about 150n/c. what is the acceleration experienced by an electron near the surface of the earth? express your answer to two significant figures and include the appropriate units.

Minerals are considered to be Answer made out of rocks the building blocks of rocks extremely rare and valuable difficult to find

the solubility product of lead fluoride is 3.6 x 10-8. what is its solubility in 0.10M NaF solution, in grams per liter

A passenger on a bus moving east sees a man standing on a curb. from the passenger's perspective, the man appears to

Which of the following is the best example of a proper hypothesis? Water will flow faster through tightly packed soil than through loosely packed soil. I think there is no effect on hearing if you listen to loud music for only three hours a day.