Answer:
kinetic energy
Explanation:
When the object is released, the gravitational potential energy is gradually converted into kinetic energy as it picks up speed.
Thomson used a beam of negatively charged particles. Using a beam of particles and detecting the scattering of the particles after they hit gold foil.
Read the paper more carefully if you don't understand it
I cant see it maybe post it again?
Gasoline would be a mixture if I recalled