If the force of gravity increases, which mearsurement will change and how?
a.) weight decreases
b.) mass increases
c.) mass decreases
d.) weight increases

To create electromagnetic induction, which of the following has to move? a. a wire b. a magnet c. a transformer d. either a or b

If a balloon is taken outside on a very cold day, what will occur?

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?