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Estimation
New post in Estimation
Why can't we see the satellites?
January 6th, 2023
satellites
astronomy
estimation
Finding the right spring constant (real world problem)
August 19th, 2022
newtonian-mechanics
estimation
spring
homework-and-exercises
When to we accept a hypothesis when using Wald test statistic?
July 22nd, 2022
statistics
time-series
hypothesis-testing
estimation
Unbiased estimators in an exponential distribution
July 21st, 2022
statistics
estimation
Electric force is stronger than gravitational force yet gravitational forces holds the Sun and planets in their orbits around the Sun
December 13th, 2020
electrostatics
newtonian-gravity
estimation
coulombs-law
Calculating the radius of a black hole
June 8th, 2020
estimation
astrophysics
black-holes
general-relativity
homework-and-exercises
Terminal velocity on the moon? Is it possible and how long would it take?
March 24th, 2020
estimation
projectile
newtonian-gravity
homework-and-exercises
drag
Is it possible to remove the last block from a the lowest layer of a Jenga tower?
June 13th, 2020
homework-and-exercises
newtonian-mechanics
everyday-life
home-experiment
estimation
Would a Helium powered balloon vehicle work on Mars?
August 1st, 2022
atmospheric-science
buoyancy
estimation
planets
How much force is required to propel a bicycle?
August 1st, 2022
estimation
torque
friction
newtonian-mechanics
Gay-Lussac's Law & the Patriots
June 7th, 2020
ideal-gas
estimation
pressure
homework-and-exercises
temperature
How hot can metal get in sunlight?
August 1st, 2022
thermodynamics
sun
metals
estimation
How many states are there in the observable universe?
November 23rd, 2021
quantum-information
entropy
universe
estimation
observable-universe
How is the Earth heated by a Full Moon?
September 27th, 2020
earth
radiation
homework-and-exercises
estimation
moon
Earth magnetic field space elevator. No cable
August 1st, 2022
lift
estimation
electromagnetism
geomagnetism
levitation
How strong must a tornado be to pick up a shark?
September 3rd, 2020
estimation
weather
lift
forces
Why haven't we yet tried accelerating a space station with people inside to a near light speed?
May 29th, 2020
reference-frames
special-relativity
estimation
rocket-science
acceleration
Would a major electromagnetic pulse (EMP) leave most cars operable?
May 17th, 2020
electronics
electromagnetic-radiation
estimation
shock-waves
How much energy is wasted by a noisy refrigerator?
August 1st, 2022
energy
acoustics
everyday-life
estimation
dissipation
Effect on length of day as the polar ice caps melt
December 31st, 2020
angular-momentum
newtonian-mechanics
homework-and-exercises
earth
estimation
Would a gauss rifle based on generated magnetic fields have any kickback?
September 15th, 2020
momentum
electromagnetism
estimation
gauss-law
What are the chances that a deadly asteroid will hit Earth in the next decade?
December 19th, 2020
estimation
asteroids
From how far away could Earth's telescopes detect Earth like radio signals?
December 24th, 2020
astronomy
electromagnetic-radiation
radio-frequency
estimation
Why doesn't the heat of the Earth's core diffuse to the surface?
May 7th, 2020
estimation
earth
geophysics
temperature
thermodynamics
How can we make an order-of-magnitude estimate of the strength of Earth's magnetic field?
July 21st, 2020
electromagnetism
magnetohydrodynamics
order-of-magnitude
forces
estimation
How loud would a sound have to be to be heard around the world?
January 26th, 2020
geophysics
estimation
atmospheric-science
acoustics
homework-and-exercises
Is gravity non-negligible compared to the electromagnetic force?
July 14th, 2020
electrons
newtonian-gravity
electromagnetism
homework-and-exercises
estimation
If the mass of the Earth is decreasing by sending debris in space, does its angular momentum also decrease?
June 18th, 2020
newtonian-gravity
angular-momentum
estimation
planets
rotational-dynamics
Why do mirages only appear on hot days?
June 16th, 2021
refraction
everyday-life
optics
estimation
order-of-magnitude
Can a 1 watt heating element boil water?
June 19th, 2020
thermodynamics
energy-conservation
temperature
everyday-life
estimation
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