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WorksheetsMagnetism & Electromagnetic Spectrum
Total questions: 20
Worksheet time: 13mins
Who discovered Magnetism
Hans Osted
Charles Augustin de Coulomb
George Ohm
Hans Orsted
What is the meaning of the thumb in the right hand rule?
direction of current
into the page
direction of force
direction of magnetic field
Give 1 factor of electromagnets
(a)
Coverts mechanical energy to electrical energy
Electric Motor
Generator
Galvanometer
Solenoid
A type of wave that needs a medium to propagate.
(a)
Has the shortest wavelength.
Microwaves
Gamma Rays
Ultraviolet Light
Infrared Waves
It's a device used for measuring small amounts of current
Solenoid
Commutator
Compass
Galvometer
How to increase an electromagnet?
Increase the number of coils
Increase the number of nails
Increase the number of magnets
Increase nothing
A wave/ray that can cause or cure cancer
(a)
A wave that can travel at the speed of light.
Mechanical Waves
Radiowaves
Microwaves
Electromagnetic Waves
A metal that has been magnetized to turn towards the Earth's Magnetic Pole/
Magnet
Compass
The commutator is a part of the motor that switches current to the armature.
True
False
Gusto mo na ba ulit mag SF
(a)
The moving part of an electric motor.
Rotor
Armature
Stator
Converts electrical energy to mechanical energy.
Electric Motors
Generators
Has 3 types: UVA, UVB, UVC
X-rays
Microwaves
Infrared
Ultraviolet
Does not remove electrons from atoms/molecules of materials with air, water, and living tissue
Mechanical Waves
Gamma Rays
Non - Ionizing
Electromagnets
All kinds of radiation at high doses have bad health effects.
True
False
Wire that has less resistance and have more current.
Thinner Wire
Normal Wire
Thicker Wire
All of the above
A long, think loop of wire than produces a magnetic field.
(a)
