ກ່ຽວກັບປຶ້ມ e-book ນີ້
Observing objects closely is an important part of being a scientist. Thats why lenses are so important in the laboratory and in the science classroom. Young scientists may be surprised to learn that theyve probably already used lensesin the form of a magnifying glass. This tool and others, such as microscopes, help scientists see details of objects up close. This invaluable book introduces lenses and the concept of optics in an easy to understand way and encourages readers to experiment with lenses themselves!
Observing objects closely is an important part of being a scientist. Thats why lenses are so important in the laboratory and in the science classroom. Young scientists may be surprised to learn that theyve probably already used lensesin the form of a magnifying glass. This tool and others, suc...
ຄົ້ນພົບເພີ່ມເຕີມ
ໃຫ້ຄະແນນ e-book ນີ້
ບອກພວກເຮົາວ່າທ່ານຄິດແນວໃດ.
ອ່ານຂໍ້ມູນຂ່າວສານ
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