Are these estimates of physical quantities accurate?
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Examine these estimates. Do they sound about right?
Get some practice using big and small numbers in chemistry.
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
How would you go about estimating populations of dolphins?
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Analyse these beautiful biological images and attempt to rank them in size order.
How much energy has gone into warming the planet?
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?
Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.
Work out the numerical values for these physical quantities.
Which dilutions can you make using only 10ml pipettes?
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 physical contexts.
Which units would you choose best to fit these situations?
Explore the relationship between resistance and temperature
When a habitat changes, what happens to the food chain?
Can you sketch graphs to show how the height of water changes in
different containers as they are filled?
Can you suggest a curve to fit some experimental data? Can you work out where the data might have come from?
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
A problem about genetics and the transmission of disease.
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
This problem explores the biology behind Rudolph's glowing red nose.
Is it really greener to go on the bus, or to buy local?
Two trains set off at the same time from each end of a single
straight railway line. A very fast bee starts off in front of the
first train and flies continuously back and forth between the. . . .
Make your own pinhole camera for safe observation of the sun, and find out how it works.
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?
Explore the properties of isometric drawings.
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
Can you work out what this procedure is doing?
Can you work out which processes are represented by the graphs?
Imagine different shaped vessels being filled. Can you work out
what the graphs of the water level should look like?
How would you design the tiering of seats in a stadium so that all spectators have a good view?
Simple models which help us to investigate how epidemics grow and die out.
Explore the properties of perspective drawing.
Can you work out which drink has the stronger flavour?
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?
Formulate and investigate a simple mathematical model for the design of a table mat.
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?
Is it cheaper to cook a meal from scratch or to buy a ready meal? What difference does the number of people you're cooking for make?
Use trigonometry to determine whether solar eclipses on earth can be perfect.
These Olympic quantities have been jumbled up! Can you put them back together again?
Can you draw the height-time chart as this complicated vessel fills
Can you deduce which Olympic athletics events are represented by the graphs?
How efficiently can you pack together disks?
Andy wants to cycle from Land's End to John o'Groats. Will he be able to eat enough to keep him going?
An observer is on top of a lighthouse. How far from the foot of the lighthouse is the horizon that the observer can see?