F 500 Joules of work are required to move a Cinder block 35 meters, what is the mass of the block?

Consider this initial-rate data at a certain temperature for the reaction described by

What is true for a substance that releases energy

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of