Categories
Nature of Science

Nature of Science Refutation Question #2

Many people believe science can prove something as being correct but…

Categories
Mechanics

Mechanics Refutation Question #4

Many people think that objects will slow down and come to rest if no resultant force acts upon them but really…

Categories
Mechanics

Mechanics Refutation Question #5

Galileo showed that two balls of different weights accelerate at the same rate when dropped. Before this people thought heavier objects fell faster but this is wrong because…

Categories
Mechanics

Mechanics Refutation Question #6

Some people think the International Space Station has no forces acting upon it because it is in Space, the evidence that they are wrong is…

Categories
Mechanics

Mechanics Refutation Question #7

Some people think that an object’s change in kinetic energy is always equal to its change in gravitational potential energy, this is not always true because…

Categories
Electric Fields

Electric fields Refutation Question #1

A Level students sometimes assume that a charged particle moving at right angles to an electric field will undergo circular motion. Actually…

Categories
Mechanics

Mechanics Refutation Question #8

When a helicopter is hovering it is very common for people to think that the weight of the helicopter has an equal and opposite force that is the down-force from the rotors. This is wrong because…

Categories
Electricity

Electricity Refutation Question #1

Many people believe that electric currents are always made up of electrons. In reality…

Categories
Mechanics

Mechanics Refutation Question #9

Many people would assume that when a mosquito is hit by a car the mosquito experiences a much greater force but actually…

Categories
Electricity

Electricity Refutation Question #2

It is often assumed that electrons must travel really fast along wires because when you switch on a light it lights up almost instantly but really…