Which is the basis of the major rock classifications?
a. degree of glassiness
b. the method of rock formation
c. rate of conglomeration
d. the number of foliated layers

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

A- a of 8.00 cm a of 34.0 nc. a , -, a of 25.0 nc is on of a of 15.0 cm .be toto aof ? a) b) c) j d) e)

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =