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Ask the Van Questions by Subcategories
Making Stuff Move: Stuff that Spins
Spinning Tops
Spinning Tops: Angular Momentum
Twisting and Turning
Parts of a Spinning Top
Bicycle wheel on a rod
Spinning objects releasing mass?
Optimizing spin time of a top
spinning people
Rolling stuff down an incline
absolute angular momentum
Earth stop spinning?
What is Torque ?
What is precession?
Torque Demos
Wheels
Moment of inertia
Radius of Gyration
Turning Forces
Wobbling pivots and energy loss
Rotational and Circular Motion
Magnus force on spinning objects
Radius of gyration and second moments of area
Coriolis myths
Spinning Around
tension in spinning rod
can magnets do work?
torque needed for rotor
gravity and centrifugal force
conservation of angular momentum
Problems flying North/South due to the Earth's rotation.
rotation from gravity
Why would high rpms be uncomfortable in artificial gravity?
Earth spinning on two axes?
Tension in conical pendulum
Why do electrons have spin?
Where does a bullet fall if you shoot it straight up?
stabilizing industrial lettuce spinner
feel of different hammers
sandy balls rolling down
sandy balls rolling down
torque vs. force
Why does one impart 'spin' to a bullet?
force on one end of dropped board
force and torque
Stable and Unstable Rotations: The Tennis Racket Theorem
torque and Newton's laws
Flushing toilets south of the equator
why show torque as a vector?
Does the universe have net spin or rotation?
is linear momentum converted to angular momentum?
Can you swing a ball around in a horizontal plane?
home tornado
spinning top and Newton's laws
anti-centrifuge?
Can you get mass distributions from moments of inertia?
Dropping a diver head first. Can he land feet first?
Earth's spin and gravity
Directions of a spinning toy top?
mass and speed
Moment of inertia: Container of water
gravity and Galileo's superposition
liquid moments of inertia
Origins of classical and quantum spin
force and torque
electron g
RPMs knowing Volts and Ohms?
Chasles theorem
Earth rotation
angular momentum in wave
conserved angular momentum
Precession of a spinning wheel
pendulum at pole
Eastward Ho!
bike rotational weight
conservation of angular momentum
