# Resources tagged with: Physics

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### There are 77 results

Broad Topics > Cross-curricular Connections > Physics

### Which Twin Is Older?

##### Age 16 to 18

A simplified account of special relativity and the twins paradox.

### Neural Nets

##### Age 16 to 18

Find out some of the mathematics behind neural networks.

### Pack Man

##### Age 16 to 18 Challenge Level:

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

### Constantly Changing

##### Age 14 to 16 Challenge Level:

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

### The Power of Dimensional Analysis

##### Age 14 to 18

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

### Mach Attack

##### Age 16 to 18 Challenge Level:

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

### Pumping the Power

##### Age 16 to 18 Challenge Level:

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

### The Not-so-simple Pendulum 1

##### Age 16 to 18 Challenge Level:

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

### Universal Time, Mass, Length

##### Age 16 to 18 Short Challenge Level:

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

### Bigger or Smaller?

##### Age 14 to 16 Challenge Level:

When you change the units, do the numbers get bigger or smaller?

### Engnrich

##### Age 16 to 18 Challenge Level:

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

### Physnrich

##### Age 14 to 18 Challenge Level:

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

### Chemnrich

##### Age 14 to 18 Challenge Level:

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. . . .

### Ramping it Up

##### Age 16 to 18 Challenge Level:

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

### Core Scientific Mathematics

##### Age 14 to 18 Challenge Level:

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

### The Real Hydrogen Atom

##### Age 16 to 18 Challenge Level:

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

### Reaction Types

##### Age 16 to 18 Challenge Level:

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

### Approximately Certain

##### Age 14 to 18 Challenge Level:

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

### Drug Stabiliser

##### Age 16 to 18 Challenge Level:

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

### Whose Line Graph Is it Anyway?

##### Age 16 to 18 Challenge Level:

Which line graph, equations and physical processes go together?

### Powerfully Fast

##### Age 16 to 18 Challenge Level:

Explore the power of aeroplanes, spaceships and horses.

### The Not-so-simple Pendulum 2

##### Age 16 to 18 Challenge Level:

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

##### Age 16 to 18 Challenge Level:

Can you arrange a set of charged particles so that none of them start to move when released from rest?

##### Age 14 to 16 Challenge Level:

Which units would you choose best to fit these situations?

### Go Spaceship Go

##### Age 16 to 18 Challenge Level:

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

##### Age 16 to 18 Challenge Level:

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

### Levels of Bohr

##### Age 16 to 18 Challenge Level:

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

### The Lorentz Force Law

##### Age 16 to 18 Challenge Level:

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

### Earth Orbit

##### Age 16 to 18 Challenge Level:

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

### Cobalt Decay

##### Age 16 to 18 Challenge Level:

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

### A Question of Scale

##### Age 14 to 16 Challenge Level:

Use your skill and knowledge to place various scientific lengths in order of size. Can you judge the length of objects with sizes ranging from 1 Angstrom to 1 million km with no wrong attempts?

### Moving Stonehenge

##### Age 16 to 18 Challenge Level:

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

### Lennard Jones Potential

##### Age 16 to 18 Challenge Level:

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

### Gravity Paths

##### Age 16 to 18 Challenge Level:

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

### Ideal Gases

##### Age 16 to 18 Challenge Level:

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

### New Units for Old

##### Age 16 to 18 Challenge Level:

Can you match up the entries from this table of units?

### Cannon Balls

##### Age 16 to 18 Short Challenge Level:

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

### Escape from Planet Earth

##### Age 16 to 18 Challenge Level:

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

### Big and Small Numbers in Physics - Group Task

##### Age 16 to 18 Challenge Level:

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

### Whoosh

##### Age 16 to 18 Challenge Level:

A ball whooshes down a slide and hits another ball which flies off the slide horizontally as a projectile. How far does it go?

### Maths in the Undergraduate Physical Sciences

##### Age 16 to 18

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. . . .

### Ancient Astronomical Terms

##### Age 11 to 18

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

### Sweeping Satellite

##### Age 16 to 18 Challenge Level:

Derive an equation which describes satellite dynamics.

### Big and Small Numbers in Physics

##### Age 14 to 16 Challenge Level:

Work out the numerical values for these physical quantities.

### Motorbike Momentum

##### Age 16 to 18 Challenge Level:

A think about the physics of a motorbike riding upside down

### Battery Modelling

##### Age 16 to 18 Challenge Level:

Find out how to model a battery mathematically

### Modelling Assumptions in Mechanics

##### Age 16 to 18

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

### The Ultra Particle

##### Age 16 to 18 Challenge Level:

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

### Guessing the Graph

##### Age 14 to 16 Challenge Level:

Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?