physical science Crossword

Electric current that reverses its direction of flow in a regular pattern
Renewable organic matter from plants and animals
Electric current that flows in only one direction
Device that converts electrical energy to mechanical energy by using the magnetic forces
Temporary magnet made by wrapping a wire coil, carrying a current, around an iron core
Process in which electric current is produced in a wire loop by a changing magnetic field
Oil, natural gas , coal formed from the decayed remains of ancient plants and animals
A device that uses an electromagnet to measure electric current
Device that uses electromagnetic induction to convert mechanical energy to electrical energy
Electricity produced from the energy of falling water
Group of atoms in a magnetic material
Surrounds a magnet and exerts a force on other magnets
Region on a magnet where the magnetic force exerted by a magnet is strongest
The properties and interactions of magnets
Uses energy from a controlled nuclear chain reaction
Radioactive by product that result when radioactive materials are used
Liquid fossil fuel formed from decayed remains of ancient organisms
A wire wrapped into a cylindrical coil
Device that uses electromagnetic induction to increase or decrease the voltage of an alternating current
Large wheel that rotates when pushed by steam, wind or water and provides mechanical energy to a generator