Earth's gravitational potential energy: GPE = mgh = Gravity (9.81m/s2) Mass (kg) * Height (m)
Kinetic energy: KE=
I mu?
How would you calculate the gravitational potential energy of a 2 kg bottle of
soda falling off of a kitchen table that is 0.76 m tall?

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

Identify a specific example for each type of technology

When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —