1686 in science
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| List of years in science (Table) |
|---|
| … 1676 • 1677 • 1678 • 1679 • 1680 • 1681 • 1682 • 1683 • 1684 • 1685 – 1686 – 1687 • 1688 • 1689 • 1690 • 1691 • 1692 • 1693 • 1694 • 1695 • 1696 … |
| Related time period or subjects |
| … 1683 • 1684 • 1685 – 1686 – 1687 • 1688 • 1689 … … 1650s • 1660s • 1670s – 1680s – 1690s • 1700s • 1710s … … 16th century – 17th century – 18th century … |
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The year 1686 in science and technology involved some significant events.
Contents |
[edit] Astronomy
- Gottfried Kirch notices that Chi Cygni's brightness varies.
[edit] Geology
- Edmund Halley establishes the relationship between barometric pressure and height above sea level.
[edit] Meteorology
- Edmund Halley presents a systematic study of the trade winds and monsoons and identifies solar heating as the cause of atmospheric motions.
[edit] Physics
- Isaac Newton uses a fixed length pendulum with weights of varying composition to test the weak equivalence principle to 1 part in 1000
[edit] Births
- May 24 - Gabriel Fahrenheit, physicist, inventor (died 1736)
[edit] Deaths
- Nicolas Steno: pioneer in early-modern geology (born 1638)
