Shows that Pythagoras for Spherical Triangles reduces to
Pythagoras's Theorem in the plane when the triangles are small
relative to the radius of the sphere.
Use simple trigonometry to calculate the distance along the flight
path from London to Sydney.
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.
Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Look at the advanced way of viewing sin and cos through their power series.
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Explore the meaning of the scalar and vector cross products and see how the two are related.
Explore the properties of perspective drawing.
See how enormously large quantities can cancel out to give a good
approximation to the factorial function.
Get further into power series using the fascinating Bessel's equation.
How efficiently can you pack together disks?
By exploring the concept of scale invariance, find the probability
that a random piece of real data begins with a 1.
How much energy has gone into warming the planet?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Build up the concept of the Taylor series
Explore the relationship between resistance and temperature
Can you make matrices which will fix one lucky vector and crush another to zero?
Can you sketch these difficult curves, which have uses in
Go on a vector walk and determine which points on the walk are
closest to the origin.
Explore the shape of a square after it is transformed by the action
of a matrix.
Explore the properties of matrix transformations with these 10 stimulating questions.
Starting with two basic vector steps, which destinations can you reach on a vector walk?
This problem explores the biology behind Rudolph's glowing red nose.
Work out the numerical values for these physical quantities.
Why MUST these statistical statements probably be at least a little
Match the descriptions of physical processes to these differential
Use vectors and matrices to explore the symmetries of crystals.
Explore the meaning behind the algebra and geometry of matrices
with these 10 individual problems.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Which line graph, equations and physical processes go together?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
In Fill Me Up we invited you to sketch graphs as vessels are filled with water. Can you work out the equations of the graphs?
Looking at small values of functions. Motivating the existence of
the Taylor expansion.
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
Can Jo make a gym bag for her trainers from the piece of fabric she has?
Where should runners start the 200m race so that they have all run the same distance by the finish?
Formulate and investigate a simple mathematical model for the design of a table mat.
Can you work out which processes are represented by the graphs?
Invent scenarios which would give rise to these probability density functions.
Which pdfs match the curves?
This is our collection of tasks on the mathematical theme of 'Population Dynamics' for advanced students and those interested in mathematical modelling.
A problem about genetics and the transmission of disease.
Get some practice using big and small numbers in chemistry.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Explore how matrices can fix vectors and vector directions.
10 graphs of experimental data are given. Can you use a spreadsheet to find algebraic graphs which match them closely, and thus discover the formulae most likely to govern the underlying processes?
Are these statistical statements sometimes, always or never true?
Or it is impossible to say?
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?