Magnetic forces take center stage in a series of fascinating tricks and experiments that reveal their hidden potential. Each demonstration highlights unique reactions, showing how magnets interact ...
A strong permanent magnet acts as a simple pendulum, swinging back and forth while hanging from strings. A copper plate underneath the magnet can be moved up to tune the eddy current damping. Swing ...
To investigate, describe and recall how the strength of the magnetic field depends on ... The main variables in a science experiment are the independent variable, the dependent variable and ...