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Look at the calculus behind the simple act of a car going over a step.

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See how the motion of the simple pendulum is not-so-simple after all.

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A look at the fluid mechanics questions that are raised by the Stonehenge 'bluestones'.

An introduction to a useful tool to check the validity of an equation.

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chemNRICH is the area of the stemNRICH site devoted to the mathematics underlying the study of chemistry, designed to help develop the mathematics required to get the most from your study. . . .

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Which line graph, equations and physical processes go together?

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How does the half-life of a drug affect the build up of medication in the body over time?

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PhysNRICH is the area of the StemNRICH site devoted to the mathematics underlying the study of physics

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engNRICH is the area of the stemNRICH Advanced site devoted to the mathematics underlying the study of engineering

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Explore the Lorentz force law for charges moving in different ways.

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Can you work out the natural time scale for the universe?

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Problems which make you think about the kinetic ideas underlying the ideal gas laws.

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A look at different crystal lattice structures, and how they relate to structural properties

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Look at the units in the expression for the energy levels of the electrons in a hydrogen atom according to the Bohr model.

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A look at a fluid mechanics technique called the Steady Flow Momentum Equation.

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This is the area of the advanced stemNRICH site devoted to the core applied mathematics underlying the sciences.

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Work in groups to try to create the best approximations to these physical quantities.

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Show that even a very powerful spaceship would eventually run out of overtaking power

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Dip your toe into the world of quantum mechanics by looking at the Schrodinger equation for hydrogen atoms

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Explore the rates of growth of the sorts of simple polynomials often used in mathematical modelling.

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Things are roughened up and friction is now added to the approximate simple pendulum

Some explanations of basic terms and some phenomena discovered by ancient astronomers

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Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.

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Have you got the Mach knack? Discover the mathematics behind exceeding the sound barrier.

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What is an AC voltage? How much power does an AC power source supply?

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Estimate these curious quantities sufficiently accurately that you can rank them in order of size

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Where will the spaceman go when he falls through these strange planetary systems?

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How high will a ball taking a million seconds to fall travel?

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Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991

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How fast would you have to throw a ball upwards so that it would never land?

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Follow in the steps of Newton and find the path that the earth follows around the sun.

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Derive an equation which describes satellite dynamics.

An article demonstrating mathematically how various physical modelling assumptions affect the solution to the seemingly simple problem of the projectile.

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Ever wondered what it would be like to vaporise a diamond? Find out inside...

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A think about the physics of a motorbike riding upside down

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. . . .

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This is the technology section of stemNRICH - Core.

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Which units would you choose best to fit these situations?

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Explore how can changing the axes for a plot of an equation can lead to different shaped graphs emerging

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Work out the numerical values for these physical quantities.

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Investigate the effects of the half-lifes of the isotopes of cobalt on the mass of a mystery lump of the element.

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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.

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Investigate why the Lennard-Jones potential gives a good approximate explanation for the behaviour of atoms at close ranges

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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?