BBC5 天
The key features of cells and their functions - OCR 21st Century
We require a microscope to see cells in further detail. The magnification of a lens is shown by a multiplication sign followed by the amount the lens magnifies, eg ×10. Key fact Magnification of ...
BBC4 年
How do we know about mitochondria and other cell structures?
The magnification of a lens on a microscope is shown by a multiplication sign followed by the amount the lens magnifies, eg ×10.
来自MSN1 个月
More than 40 new stars discovered – thanks to telescopic magnification trick
More than 40 new stars have been discovered – thanks to a telescopic magnification trick. It is believed to be the first time so many stars have been identified in one cluster.