Potential energy is involved in each of these events. Match each event with its source of potential energy. a trampoline expands and contracts from
the weight of children

a chemical substance reacts with water to
give off heat

a skydiver jumps from a plane and free-falls
toward the ground

gravitational potential energy - (___)

elastic potential energy - (___)

chemical potential energy - (___)

it is because acrylic blanket have acrylic textile fiber

explanation:

its is better than wool blanket

b) phosphorus pentoxide

what question you dont ask a question

explanation:

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.