A compass contains a small bar magnet on a pivot so that it can rotate. The compass needle points in the direction of the Earth's magnetic field, or the magnetic field of a magnet. place the ...

Try the activity to see which metal objects are magnetic. Then try another fun activity with metals and magnets! Use tape to attach the magnet to the ruler so that the magnet is facing away from the ...

Magnet number one, two andnumber three ... This short film is from the BBC Teach series experiments in controlled environments. Ask your learners where they have seen magnets in the classroom ...

A magnet falling down a copper tube is slowed by magnetic fields from eddy currents induced in the tube. A magnet falling down a glass tube is unaffected. Set up lab stands, each with a 3-finger clamp ...

A 1/2 inch diameter cylindrical magnet works well. Iron Filings: Available from ... Online educational suppliers Some teacher supply stores Make sure to get fine iron filings specifically meant for ...

This is a small motor made from simple household supplies. A battery pushes current through a coil of copper wire under the influence of a permanent magnet. The coil spins freely when operating.

The REXUS sounding rocket will be launched from the European spaceport in Sweden between March 10 and 15, 2025. Once again, two ferrofluid experiments by students from the University of Stuttgart will ...

At the same time, a large international group is busily constructing the massive ITER tokamak test reactor in France, although it won’t begin fusion experiments until the mid-2030s. The idea is ...