Vocab
This is a region surrounding a magnet that exerts a force on other magnets.
What is a magnetic field?
Objects with magnetic properties is known as this.
What is Magnetite?
All moving charges will produce this.
What is a magnetic field?
Most of the electrical energy used every day is provided by these devices.
What is a generator?
In groups, these animals are known as a murder.
What are crows?
This is the interaction between electric charges and magnets.
What is electromagnetism?
This is the reason why magnetic objects do NOT need direction interaction to have forces exerted on them.
What is they're in a magnetic field?
Magnetic field lines will create this shape around a current-carrying wire.
What is a circle?
This refers to a large wheel that rotates when pushed by steam, wind, or water and generates electrical energy.
What is a turbine?
This is the average number of bones a shark has in its body.
What is zero?
This is a cylindrical coil of wire that is used to produce a magnetic field when an electrical current passes through the wire.
What is a solenoid?
These are examples of common magnetic materials.
What is Iron, Cobalt, and Nickel?
Electromagnetic fields can be increased by one of these two methods.
What is adding more wire to the solenoid OR increasing the current of the wire?
What is a coil, mechanical input, and a permanent magnet?
This is the average diameter of a basketball hoop.
What is 18 inches?
This is a current that reverses direction of flow in a regular pattern.
What is an alternating current?
Permanent magnets can lose their characteristics if this happens.
These are the main parts of an electric motor.
What is a wire coil, a permanent magnet, and an electrical source?
This refers to a transformer that decreases voltage.
What is a step-down transformer?
This is known as the busiest airport in the world. (Over 100 million passengers annually)
What is Hartsfield-Jackson Atlanta International Airport?
This refers to a device that uses electromagnetic induction to increase or decrease the voltage of an alternating current.
What is a transformer?
What is Earth's south pole?
A coil in a simple motor will continue to rotate unless one of these two things happen.
What is the battery is removed OR its energy source is depleted?
Transformers will decrease the voltage to this amount for consumer use.
What is 120V?
This book depicts Holden Caulfield, a teenage boy narrating his adventures in New York City.
What is Catcher in the Rye?