Electric Skies - TLC Electrical circuit complete circuit to transfer energy. Review series and parallel circuits. Lab and demo static electricity Electrostatic series 1 Magnets magnetic field is invisible, strongest at poles, attract and repel, compass, iron and steel attract. Energy cannot be created or destroyed, but only changed from one form into another. In transformation, energy changes produce heat as a byproduct.
Some systems have less heat loss than others.
Motion position, direction, and speed. Motion is change in position. Video Roller Coaster Physics 2 Force push or pull. Common forces are magnetism and gravity. Motion is in the direction of the greatest force.