The explosions that take place during a fireworks show are an example of which of the following? (2 points) Image of fireworks exploding in air
Chemical change
Chemical property
Physical change
Physical property

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