How is work affected when an object is lifted straight up instead of using a ramp? a)work will increase. b)work will decrease. c)work will stay the same. d)work will depend on mass of the object.

Oxygen and hydrogen gas are at the same temperature t. what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g

The speed of light can be used to measure the