A) electric energy B) chemical energy C) mechanical energy D) nuclear energy
A) photosynthesis B) electric power C) generators D) chemical energy
A) never B) sometimes C) only in the summer D) always
A) photosynthesis B) chemical energy C) generators D) electric power
A) through chemical energy B) through sunlight C) through wires D) through wind
A) hand crank B) chemical energy C) batteries D) By turning the "On" button.
A) nuclear energy B) better gasoline C) kinetic energy D) chemical energy
A) chemical and electric energy B) energy and sound energy C) sound and light energy D) light and thermal energy
A) sound energy B) nuclear energy C) thermal energy D) electric energy
A) combustion B) photosynthesis C) generators D) electric energy
A) burns gasoline B) go faster C) stops D) moves
A) stall B) stop C) travel faster D) go
A) no B) usually C) yes D) sometimes
A) A flashlight B) An animal C) A car D) Energy |