Inv5.Exp3 - Vocabulary

What is magnetic flux?

• A material that can produce its own magnetic field

• A vector whose magnitude is equal to the area of a plane

• A measurement of the total magnetic field which passes through a given area

• A type of electromagnet

What does wireless induction do?

• Generates a controlled magnetic field

• Induces voltage in a circuit

• Transfers electrical energy between two objects using electromagnetic fields

• Measures magnetic fields

What is the definition of a metal?

• A helical coil of wire

• A substance capable of conducting electricity at a temperature of absolute zero

• A source of electric power

• A material that produces its own magnetic field

What does Lenz's law state?

• The energy possessed by an object due to its motion

• The direction of the electric current induced in a conductor opposes changes in the magnetic field

• The relationship between electric current and magnetic fields

• The total magnetic field which passes through a given area

What is a solenoid?

• A type of electromagnet formed by a helical coil of wire

• A type of battery

• A material that can produce its own magnetic field

• A measurement of magnetic flux

What is the unit of electric potential?

• Volt

• Ampere

• Ohm

• Joule

What describes kinetic energy?

• The energy due to position

• The power an atom's charged particles have to cause an action

• The ability to do work

• The energy it possesses due to its motion

What is Faraday's law about?

• The force moving electrically charged particles in a path

• The production of an electromotive force across a conductor

• A changing magnetic field induces a voltage in a circuit

• The relationship between electric current and magnetic fields

What is wireless induction?

• A method of transferring electrical energy using wires

• A method of transferring electrical energy using electromagnetic fields

• A method of transferring electrical energy using batteries

• A method of transferring electrical energy using light

What does magnetic flux measure?

• Electric field strength

• Temperature

• Total magnetic field passing through an area

• Sound intensity