Ask the Van Questions by Subcategories

Electricity and Magnets: Magnets

temporary magnet
What are ferrous materials?
Magnetize steel bar facing north?
Breaking a Magnet
Making Magnets
Changing How Magnets Work
Non-sticky Magnets
Magnetic fields
Magnets in Many Shapes
Blocking Magnetic Attraction
Hematite Magnets
Destroying Magnetism?
Isolating Magnetic Charge
magnets
making magnets
what can magnets be made of?
refrigerator magnets
Hot Magnets?
mass and magnets
Magnets Behind Glass
Calculating Magnetic Force
magnets under water
Light vs. Magnetism
Magnetism wearing off
Magnets at a distance
making magnets
Rusty metal and magnetism
Strongest magnet
magnetic energy
Is gold magnetic?
Magnetic strips
Measuring force on magnets
magnetic projectile launcher
Nails good for being magnets
diamagnetism
Magnets for removing minerals from hard water
Magnetism of Mercury
Magnet shapes
Magnets in liquids
What is a magnet?
Making stuff more magnetic
Liquid magnets?
Radioactivity and Magnetism
Poles on toroidal magnets?
Magnetic sticky tape
levitation and stability
magnets and iron
magnetic spaceship drive
Stopping a magnet from working
domain walls in bar magnets
Magnetic field lines
Electrical insulators conducting magnetic fields
magnetic shielding
shielding magnets
magnetic fields and light
energy and fields
magnets in ac fields
Magnetic field is made of photons
magnetic diamonds
magnetic shielding
Einstein and de Haas
magnetic iron filings
magnet at a distance
magnets and energy
magnets: size matters
magnetic metals
Biggest magnet in the world
testing magnets
magnetic attraction
changing Earth's magnetic field
Why Al in Alnico
magnetic bottles
special magnets
magnetic stainless steel
magnetic energy
Magnetism and gravity.
Magnetism minus Gravity
Gravity vs. Magnetism
Use the Forces: Magnets and Gravity
gold rod in electromagnet?
magnetism through gold
Curie point and magnetism
force and energy
magnetic manganese
magnets and energy
magnet or iron?
magnetism and fermions
Earth's hot core and magnetism
making NaCl paramagnetic?
repelling magnets
paramagnetic Gadolinium
energy from magnets?
pure metal magnets? or alloys?
sawing up a magnet
magnetism and concrete
cooling through the Curie point
unusual-shaped magnets
magnets and conservation laws
magnetic force between pins
demagnetizing neodymium magnets
focusing magnetic fields
What effect does the cern collider have on the world's magnetic field?
detecting Earth's field
radioactive magnets
water and magnets
magnetic circuits
Why does a magnet have north and south poles?
What is the impact of salt air environment on a magnet
non-metallic magnets
hot magnetic stars
Does gravity have poles like magnets?
uneven rotation of magnets
combined bar magnets
force from spin magnetism
does impact magnetize a watch?
does impact magnetize a watch?
how do magnetic domains turn?
magnetizing a nail
what happens to magnets that repel?
magnetism of gases?
weighing magnets
magnetic baloney for kids
magnetic particles: spin and charge
cooling with magnetism
What is the direction of a magnetic field inside a solenoid?
is there current in a bar magnet?
magnets and hot paperclips
heating a magnet
why is iron bar attracted to either end of magnet
specially paired magnets
magnets driving a rotor?
keeping paper clips unstuck
stopping time with a magnet?
stainless steel becoming magnetic
How can I know which side is north and south of a ring magnet?
What is a Uniform Radial Magnetic Field?
magnets in hot acid
tokomak for energy storage?
Can openers made of aluminum?
water diamagnetism
poles on ring magnets
heating bar magnet
magnetic levitation?
Magnetic field of a bar magnet
Attraction or repulsion of bar magnets
permanent magnet and electromagnet
magnets, microwaves, and conductors
Deflection of images by a magnetic field
blocking a wire with a field
Detecting magnets with a metal detector
sliding magnet off of steel
no-rust magnet
effect of iron on magnet
ferrofluid magnetization
magnetized screws
Magnetic field of a truncated pryamid
Sliding a magnet attracted to a steel plate
permanent magnets in space?
Does the earth's mantle have a magnetic field?
why doesn't the Earth collapse
Earth's magnetic field
mass of earth's magnetic field
mercury superconducting Meissner effect
gold flake price, magnetic impurities
Does magnetism travel through all materials?
Sump pump alarm
magnetic stripe damage
solid-state variable capacitor
Which bar is the magnet? (revisited)
Forces on a magnetic compass
finding gold with magnets
Does magnetism affect hardness?
Lined-up repelling magnets
attracting gold with magnets?
magnets, spin, and temperature
What are magnetic field lines?
Energy from magnets?
Earth's attraction: gravity or magnetism?
First man-made magnets
slow magnetization
induction heating
Magnets gradually heating up
magnet man?
Flipping the Magnetic Field of the Earth
fool's gold
magnetism and gravity?
powerful magnets
magnetic brass?
magnetic Baloney attacks Newton
shapes of magnets
Magnetizing T304 stainless steel
stored energy in a magnet
magnetic energy
Can magnetism be predicted?
what is degeneracy?
Magnetism of iron ions
Magnetic coin?
How do magnets work?
jumbling magnets together
magnetic gold alloys?
diamagnetic gold?
can magnets do work?
magnets in water
Magnetic field on a Neutron Star
Spherical monopole magnet?
two magnets together
one-way mirrors?
alkaline batteries, magnets, temperature
origin of neutron star magnetism
magnets in water
Magnetic Monopole
Superconductor can block magnetic fields, baloney can't
cold magnets and superconductivity
Oil Drop Experiment and Mass Spectrometry
Do liquids weaken magnetic fields?
which bar is the magnet?
Magnetic pull on paperclips in water.
magnetic Baloney
Spinning magnets and perpetual motion
Faraday effect materials
gravity from magnetism
Temperature and ferromagnetic magnets
Splitting a bar magnet lengthwise
Net magnetic moment of two magnets?
Where's the North Pole?
Is magnetism stronger than gravity?
magnetism and relativity
making magnetic tape
hope for the future
Touching a magnet to an electrical A/C outlet
Field lines of current loop
Measuring magnetic fields
Magnets and magnetic fields
levitating weight
electron spin magnetism
More on magnetic forces
Different forms of magnetic force
No magnetic monopoles
magnetic spring experiment
water resistance and magnets
magnetic materials
magnetic spinning
primitive compass
magnetic substances
magnetic shields?
magnetism and plants?
steel shielding a magnet
experiments on magnets
magnetic meteorites
Floating magnets
Magnetic deflection of electrons and protons
You cannot split a magnet into separate monopoles
North Pole South?
magnetic iron oxides
magnetoresistance
magnetic domains
magnets and temperature
Earth's magnetic shield
magnets and gravity
magnet’s atoms
Curie temperatures
making magnets permanent
magnetic work
rusty magnets
alternative magnetic energy?
Debugging an electromagnet that doesn’t work
heating magnet
Upper limit on the strength of a magnetic field
solenoid magnetic field
magnets: physics and fakes
Magnetic Attraction

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Electricity and Magnets: Magnets