Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Explore the possibilities for reaction rates versus concentrations
with this non-linear differential equation
Get some practice using big and small numbers in chemistry.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
This is our collection of tasks on the mathematical theme of 'Population Dynamics' for advanced students and those interested in mathematical modelling.
Work out the numerical values for these physical quantities.
How much energy has gone into warming the planet?
Which units would you choose best to fit these situations?
When you change the units, do the numbers get bigger or smaller?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Look at the advanced way of viewing sin and cos through their power series.
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?
Get further into power series using the fascinating Bessel's equation.
Which line graph, equations and physical processes go together?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
See how enormously large quantities can cancel out to give a good
approximation to the factorial function.
By exploring the concept of scale invariance, find the probability
that a random piece of real data begins with a 1.
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Which dilutions can you make using only 10ml pipettes?
Build up the concept of the Taylor series
How would you go about estimating populations of dolphins?
Invent scenarios which would give rise to these probability density functions.
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
Was it possible that this dangerous driving penalty was issued in
The probability that a passenger books a flight and does not turn
up is 0.05. For an aeroplane with 400 seats how many tickets can be
sold so that only 1% of flights are over-booked?
Go on a vector walk and determine which points on the walk are
closest to the origin.
Explore the relationship between resistance and temperature
Use trigonometry to determine whether solar eclipses on earth can be perfect.
Here are several equations from real life. Can you work out which measurements are possible from each equation?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Are these statistical statements sometimes, always or never true?
Or it is impossible to say?
Match the descriptions of physical processes to these differential
Looking at small values of functions. Motivating the existence of
the Taylor expansion.
Why MUST these statistical statements probably be at least a little
Analyse these beautiful biological images and attempt to rank them in size order.
Find the distance of the shortest air route at an altitude of 6000
metres between London and Cape Town given the latitudes and
longitudes. A simple application of scalar products of vectors.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Where should runners start the 200m race so that they have all run the same distance by the finish?
Explore the meaning of the scalar and vector cross products and see how the two are related.
Explore the properties of perspective drawing.
Formulate and investigate a simple mathematical model for the design of a table mat.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Can you work out what this procedure is doing?
What functions can you make using the function machines RECIPROCAL and PRODUCT and the operator machines DIFF and INT?
Match the charts of these functions to the charts of their integrals.
Each week a company produces X units and sells p per cent of its
stock. How should the company plan its warehouse space?
If a is the radius of the axle, b the radius of each ball-bearing, and c the radius of the hub, why does the number of ball bearings n determine the ratio c/a? Find a formula for c/a in terms of n.