BBC7 年
KS2 Maths: Using a compass and reading maps
A spade, a tape measure, a metal detector, and his son Ethan with his trusty compass. The map says to start at the old climbing tree and walk north for ten metres. It’s Ethan's job to find north ...
Airforce Technology2 天
Compass Technology Group Unveils Advanced Robotic System for Radome Measurement
Compass Technology Group (CTG), a leading provider of innovative radio frequency (RF) materials measurement equipment, is ...
BBC2 年
Map symbols, direction and contour lines
The four main points on a compass are: north, east, south and west. A compass is used to work out direction. A four-point compass can give a rough direction whereas a sixteen-point compass is much ...
来自MSN10 个月
Using a cellphone compass to measure tiny concentrations of compounds important for human ...
More information: Mark Ferris et al, Quantitative, high-sensitivity measurement of liquid analytes using a smartphone compass, Nature Communications (2024). DOI: 10.1038/s41467-024-47073-2 This ...