Ask the Van Questions by Subcategories

Everything Else: Measurements

Definition of Mass
Detecting Neuron Signals
Heavy and Light - Both Fall the Same
Why it Feels Like Dowsing Works
Gas-gauge Inaccuracies
Measuring Speed of Light From a Star.
Volume Measurement of Irregularly Shaped Objects
Xray Wavelength Scale
How you Determine the Order of Magnitude of the Mass of the Earth?
Testing Series-wired Christmas Tree Lights
Can Entanglement be Used to Synchronize Clocks Outside the Light Cone?
How to Calculate Experimental Errors
The Archimedes Experiment Revisited
Adding a Little Alcohol to a Barometer?
MKS Units for Pressure
Ageless Materials and Dating
Random and Systematic Errors
Error Propagation
Around the World in Eighty Days
Units of Wave-number
Mass vs. Weight
Experiment!
Proof?
Units for Temperature and Energy
Light Year in Miles
Gravity: Units and Constants
What are Fundamental and Derived Quantities?
What's the Temperature in Celsius on a hot day in Dallas, Texas
Rotational Speed of the Earth at the Equator
Differences in High Altitude Tennis Balls?
Universal Units for the Speed of Light?
Homogeneity of Equations
Force, Pressure and Surface Area.
Quantum-classical Crossover
Gravitational Force Slows Time?
Measuring Electron Mass
Weighing Water and Fingers
Difference Between air and Atmospheric Pressure?
Freezing Rate of Water in Various Containers
Units in Equations
Thermo Units
Elephant Weight
Melting ice Cubes
It’s Shrinking
Textbook Errors? - Scientific Units
Range and Direction Aqcuisition
Density of an Irregular Shape
Density of Flour
Measuring Paper Towel Absorbancy
Error Philosophy
Metric Time?
Direct and Indirect Measurements
Measuring Volume the Easy Way
Measurements
Length of a Tangle of Wire
Water Volume
Factors That Determine the Pitch of a String
Measuring Heat Capacity
Fundamentals of Energy
Experiments
Bouncing Balls and Temperature
Sizes of Atoms and Nuclei