The explosions that take place during a fireworks show are an example of which of the following? Image of fireworks exploding in air

Chemical change
Chemical property
Physical change
Physical property

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

Which law represents the thermodynamic statement of the conservation of energy of a system? a. the fourth law b. the first law c. the second law d. the third law

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.