Year 8 - History of the Microscope and Microscopy
Terms in this set (29)
The natural philosopher the "coined" the term cells after viewing a slice of cork through his microscope.
He studied thousands of plants and concluded that all plants are made of cells.
The term used for the sharpness of an image viewed in a microscope.
Resolution in a microscope
Cell Theory Part 1
All living things have are composed of cells
What kind of microscope did Hooke create?
compound microscope (two lenses)
Cell theory part 3
All cells come from pre-existing cells.
What kind of microscope did Leeuwenhoek create?
Simple microscope (one lens)
What are the two types of optical microscopes?
Simple (one lens) and compound ( multiple lenses) microscope
The ability of the microscope lenses to make things look larger that they actually are.
Magnification in a microscope
The theory that explains the relationship between cells and living things
German physician who concluded that cells are produced only by by other living cells.
An instrument that makes small objects look larger by using lenses to focus light.
Zoologist who determined all animals are composed of cells
Viewed single cell organisms in water (called them animalcules or tiny animals) and was the first person to view bacteria
Anton van Leeuwenhoek
Cell Theory Part 2
Cells are the basic units of structure and function in living things
Compound Light Microscope
What type of microscope is this?
Eyepiece (ocular lens)
Fine adjustment knob (usually inside course adjustment knob)
Course adjustment knob
How much bigger a sample appears to be under the microscope than it is in real life
What is magnification?
Objective Lens (4, 10, 40, 100) X Eyepiece Lens (10)
How do you calculate the Overall Magnification?