Ohanna is studying what happens to the energy as a ball rolls down a ramp. what is she studying? check all that apply.
gravitational potential energy
electrical energy
kinetic energy
mechanical energy
elastic potential energy

Gravitational potential energy, mechanical energy, and kinetic energy.

The gas would begin to expand, and eventually the can would burst or explode.

The  grandmother cell  is a hypothetical  neuronthat represents a complex but specific concept or object.[1]  it activates when a person "sees, hears, or otherwise sensibly discriminates"[2]  a specific entity, such as his or her grandmother. the term was in use at least as early as 1966 amongst staff and students in the department of experimental psychology, university of cambridge, england. a similar concept, that of the  gnostic neuron, was proposed two years later