You use a lever to tip a large box on its side. The lever is shown below. a. If you apply a force of 320 N to the lever, what force does the lever apply to the box? (3 points)
B. Using the lever, you have an efficiency of 96%. If you perform 552 J of work, how much useful work does the lever do? (2 points)

The ideal gas model is valid if which of the following conditions is true? the gas density is low. the gas density is high. the temperature is low. the temperature is high. the gas density and the temperature are low. the gas density and the temperature are high. the gas density is high and the temperature is low. the gas density is low and the temperature is high.