9
The scientist was smart.!
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boobservation,reasoning,imagination,dicovering,and observation
she can infer that that snack contained sugar
9
The scientist who observed the pattern of properties that repeated every eight elements was John Newlands. He created the Law of Octaves, which grouped elements based on similar properties and noted the repetition every eighth element.
bacteria
The scientist was smart.!
Robert Hooke is credited with being the scientist who first observed cells under a microscope. He observed and described cells in a thin slice of cork in his book "Micrographia" published in 1665.
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Robert Hooke
robert hooke
The scientist who first observed cells was Robert Hooke. He observed cells in a piece of cork under a microscope in the 17th century and coined the term "cell" to describe the small compartments he saw.
Pluto was first observed by the astronomer Percival Lowell.
Robert Hooke