Tag: BBC
The BBC Countryfile programme recently visited Culbone Woods on the north coast of Exmoor. Culbone Wood is part of the estate of Ashley Combe House, which Ada moved to after she married William King, who later becomes Lord Lovelace. BoB video clip (7m 7s) Clip from Countryfile: West Exmoor (opens in new tab) Box of […]
Activity A – ‘Musical Pencil’ Graphite (the drawing bit of a pencil) conducts electricity but has quite high resistance, so can be used to make a simple variable resistor. Resistance is affected by weight, thickness and length of line. We measure this change in resistance as a number and use this number to control the […]