distance sensor or sonar ranger
visitors this year: 69 These distance or motion sensors use sound reflected from an object to detect changes in its position. Most designs were based on the sensor developed as the range finder for...
Category: schools technology
accelerometer, dynamics pulley
visitors this year: 92 Accelerometers contain the tiny chip sensors often used as triggers for car air bags. You can take one of these sensors into a lift, fix one to a dynamics trolley...
light gates and switches
visitors this year: 175 These are digital switches that record a time when triggered by say, a dynamics trolley or a card. When you enter parameters like distance or mass into the software, velocity,...
what we said about data logging products
visitors this year: 75 Articles from 1996 – 2008 Science resources update by Roger Frost in The Guardian (2008) Choosing ICT for science experiments is best done in January as it’s when you hear...
starting out with science and IT (1998)
visitors this year: 30 Feature by Roger Frost for The Guardian, 1998 However it came to be, today’s science teaching has more in common with science in the last century than anything in this....
