Gravity
a. depends on other forces for friction to work
b. depends on velocity
c. is described as a fundamental force and therefore does not depend on other forces

Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%