The eletromagnet works by the energy flowing through the wire wrapped around the iron rod that causes the magnetic field
a oreo cookie and a small eletromagnet
Provide amoving magnetic force field.
permanet object
The first train was invented in 1814,and the first car was invented in 1672. So, the car was first invented.
The wright brothers invented the first airoplane
Is a eletromagnet with a six volt lantern battery really powerful or not?
Where invented the first plane?
Who invented the first stagecoach?
Who invented the first hygrometer?
the first spectroscope was invented in 1859 the first spectroscope was invented in 1859
first computer was invented by Chals Babeje. It invented in 1938