The volume of a gas is doubled while the temperature is held constant. how does the gas pressure change?
a. it is reduced by one half.
b. it does not change.
c. it is doubled.
d. it varies depending on the type of gas.

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false

A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m

According to newton’s first law of motion, which force is expected to cause a body to accelerate?