Here are several equations from real life. Can you work out which measurements are possible from each equation?
Which line graph, equations and physical processes go together?
This is our collection of tasks on the mathematical theme of 'Population Dynamics' for advanced students and those interested in mathematical modelling.
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Are these statistical statements sometimes, always or never true? Or it is impossible to say?
How much energy has gone into warming the planet?
Was it possible that this dangerous driving penalty was issued in error?
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Formulate and investigate a simple mathematical model for the design of a table mat.
Get further into power series using the fascinating Bessel's equation.
How efficiently can you pack together disks?
Work with numbers big and small to estimate and calculate various quantities in physical contexts.
Which units would you choose best to fit these situations?
Get some practice using big and small numbers in chemistry.
Use the computer to model an epidemic. Try out public health policies to control the spread of the epidemic, to minimise the number of sick days and deaths.
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
See how enormously large quantities can cancel out to give a good approximation to the factorial function.
Go on a vector walk and determine which points on the walk are closest to the origin.
Invent scenarios which would give rise to these probability density functions.
Explore the relationship between resistance and temperature
Why MUST these statistical statements probably be at least a little bit wrong?
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
When you change the units, do the numbers get bigger or smaller?
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?
Which dilutions can you make using only 10ml pipettes?
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.
Look at the advanced way of viewing sin and cos through their power series.
Explore the properties of perspective drawing.
Each week a company produces X units and sells p per cent of its stock. How should the company plan its warehouse space?
Build up the concept of the Taylor series
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?
Explore the possibilities for reaction rates versus concentrations with this non-linear differential equation
By exploring the concept of scale invariance, find the probability that a random piece of real data begins with a 1.
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?
Make an accurate diagram of the solar system and explore the concept of a grand conjunction.
Match the descriptions of physical processes to these differential equations.
Investigate circuits and record your findings in this simple introduction to truth tables and logic.
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Work out the numerical values for these physical quantities.
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.
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Looking at small values of functions. Motivating the existence of the Taylor expansion.
How would you go about estimating populations of dolphins?
Explore the meaning of the scalar and vector cross products and see how the two are related.
Analyse these beautiful biological images and attempt to rank them in size order.
Simple models which help us to investigate how epidemics grow and die out.
Learn about the link between logical arguments and electronic circuits. Investigate the logical connectives by making and testing your own circuits and fill in the blanks in truth tables to record. . . .
How is the length of time between the birth of an animal and the birth of its great great ... great grandparent distributed?
Are these estimates of physical quantities accurate?