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What were the four new instruments that came into use during the scientific revolution?


Best Answer - Chosen by Asker: The telescope, said to have been invented or discovered by an 8 year old Dutch girl, permitted observations of the satellites of Jupiter, which proved beyond all doubt that the Earth was not the centre of revolution in the solar system or Universe.

The mechanical chronometer of the 18th century allowed navigators to calculate their longitudes accurately for the first time leading to a revolution in geography, which led to better understanding of zoology, botany, geology, meteorology and oceanography.

The microscope permitted observation of things that were too small to see otherwise, this eventually led to the realisation that the animal and human body was made up of cells and to the germ theory of disease in the mid to late 19th century.

The spectrometer which was just a glass prism showed that white light was composed of a mixture of all colours. This eventually led to chemical analysis by emitted or absorbed light, then to the modern theory of the atom.

Voltaic piles (simple batteries) allowed investigation of current electricity from the late 18th century onward.

The non-new instrument was the balance. Increased use of sensitive versions permitted chemists to weigh reactants and products and detect small differences in weight if gases escaped or were absorbed in a reaction. This meant that old vague theories of chemistry were overturned and the beginnings of a modern quantitative understanding were available by about 1790.

An important advance which was not instrumental was the Linnaeus classification of plants which was extended to animals later. This led to theories of evolution and was in any case massively important to biology.

Clearly defined units of measurement that were the same in all places were important too. This was one of the benefits of the metric system.