There are different ways to investigate refraction in rectangular blocks. In this required practical activity, it is important to: make, measure and record the angles of incidence accurately using a ...

April Wilkerson explains the safe angle for using a ladder that every DIYer should know. Trump’s shutdown win just landed ...

A laser measurer can help you take more accurate measurements at longer distances. Our favorite model has a handy feature ...

Professor Pipette explains measurements used to calculate capacity and volume, with this fun song and movement routine for a maths class. The song covers when to use grams, kilograms, litres, ...

Abstract: Aquatic physical activity plays a vital role in sports training and rehabilitation, yet precise motion analysis in water remains challenging due to the limitations of traditional motion ...

Abstract: A low-flow flowmeter based on the bending measurement of a cladding fiber Bragg grating (CLFBG) has been proposed and demonstrated. The CLFBG is fixed in a cantilever beam structure composed ...