Can you match up the entries from this table of units?
An introduction to a useful tool to check the validity of an equation.
Look at the units in the expression for the energy levels of the electrons in a hydrogen atom according to the Bohr model.
Explore the Lorentz force law for charges moving in different ways.
A look at a fluid mechanics technique called the Steady Flow Momentum Equation.
Dip your toe into the world of quantum mechanics by looking at the Schrodinger equation for hydrogen atoms
Investigate the effects of the half-lifes of the isotopes of cobalt on the mass of a mystery lump of the element.
An article about the kind of maths a first year undergraduate in physics, engineering and other physical sciences courses might encounter. The aim is to highlight the link between particular maths. . . .
A think about the physics of a motorbike riding upside down
Find out how to model a battery mathematically
Look at the calculus behind the simple act of a car going over a step.
Investigate some of the issues raised by Geiger and Marsden's famous scattering experiment in which they fired alpha particles at a sheet of gold.
Investigate why the Lennard-Jones potential gives a good approximate explanation for the behaviour of atoms at close ranges
Where will the spaceman go when he falls through these strange planetary systems?
Problems which make you think about the kinetic ideas underlying the ideal gas laws.
How fast would you have to throw a ball upwards so that it would never land?
Can you work out the natural time scale for the universe?
A ball whooshes down a slide and hits another ball which flies off the slide horizontally as a projectile. How far does it go?
A simplified account of special relativity and the twins paradox.
What is an AC voltage? How much power does an AC power source supply?
Get some practice using big and small numbers in chemistry.
This is the technology section of stemNRICH - Core.
Gravity on the Moon is about 1/6th that on the Earth. A pole-vaulter 2 metres tall can clear a 5 metres pole on the Earth. How high a pole could he clear on the Moon?
Find out why water is one of the most amazing compounds in the universe and why it is essential for life. - UNDER DEVELOPMENT
This is the area of the advanced stemNRICH site devoted to the core applied mathematics underlying the sciences.
Read all about electromagnetism in our interactive article.
How does the half-life of a drug affect the build up of medication in the body over time?
Explore the rates of growth of the sorts of simple polynomials often used in mathematical modelling.
Explore the power of aeroplanes, spaceships and horses.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Show that even a very powerful spaceship would eventually run out of overtaking power
When you change the units, do the numbers get bigger or smaller?
Which units would you choose best to fit these situations?
Find out some of the mathematics behind neural networks.
Things are roughened up and friction is now added to the approximate simple pendulum
Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991
Ever wondered what it would be like to vaporise a diamond? Find out inside...
Some explanations of basic terms and some phenomena discovered by ancient astronomers
Derive an equation which describes satellite dynamics.
A look at different crystal lattice structures, and how they relate to structural properties
How high will a ball taking a million seconds to fall travel?
When a mixture of gases burn, will the volume change?
A look at the fluid mechanics questions that are raised by the Stonehenge 'bluestones'.
Explore how can changing the axes for a plot of an equation can lead to different shaped graphs emerging
Have you got the Mach knack? Discover the mathematics behind exceeding the sound barrier.
Can you arrange a set of charged particles so that none of them start to move when released from rest?
See how the motion of the simple pendulum is not-so-simple after all.
engNRICH is the area of the stemNRICH Advanced site devoted to the mathematics underlying the study of engineering
Follow in the steps of Newton and find the path that the earth follows around the sun.
Work out the numerical values for these physical quantities.