[physical science]
how is energy related to the change of state represented by the model?

a. atoms gain energy as a solid changes to a liquid.
b. atoms gain energy as a solid changes to a gas.
c. atoms lose energy as a solid changes to a liquid.
d. atoms lose energy as a solid changes to a gas.

Alightning strike consists of charge moving from a cloud to the ground . in one particular case, the electrons in a lightning strike are confined to travel within a radius of 1.5 m and to move at a speed of 5.0 x 10 m/s. if the density of electrons in the strike is 10'15 electrons/m what current is carried by the lightning ?

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.