Science nOtEs 4 test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What were some discoveries that Rudolph Virchow (russion) made on the cell theory and what was the date when he did this? | Date:1854. 2 dicoveries on cell theory: 1 studied all types of cells. 2 Concluded that all cells are made from cells.
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| What were Discoveries that Mathias Schleiden (german) made on the cell theory and what was the date when he did this? | Date:1838 2 discoveries on cell thory: 1 studied plant parts under water. 2 concluded all plants were made of cells.
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| what were discoveries that Robert Hooke (englishman) made on cell theory and what was the date when he did this? | date;1680,1665. Discoveries on cell theory: 1 looked at thin slices of a cork with microscope, saw little empty box, called it/them cells. 2 did van leeuwenhoeks pepper experiment and proved he was right.
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| what were discoveries that Anton Van leeuwenhock (dutchnman) made on cell theory and what was the date when he did this? | date:1680 Discoveries on cell theory: 1 built the worlds first microscope. 2 discovered microwcopic creatures.
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| what were discoveries that Theodor Schuann made on cell theory and what was the date that he did this. | date:1839 doscoveries on cell theory: 1 studied animal parts under microscope. 2 concluded that all living things are made of cells.
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| name 4 facts for a electron microsope | 1 they use electrons to magnify. 2 magnifies up to 1,000,000x. 3 only makes 2d images. 4 object must be thin.
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| name 4 facts for a stereoscopic microscope | 1 they use light to magnify objects. 2 ours magnify up to about 50x. 3 you use 2 eyes to see, so you see in 3d. 4 the object yuo look at van be thick, light does not need to pass through it.
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| name 4 facts for a Comound light micropscope. | 1 they use light ot magnify objects. 2 they magnify up to 2000x. 3 you use 1 eye to see, so you see om 2d. 4 The object you look at must be thin enough for light to pass throow it.
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| name 4 facts for a scanning electron micrscope. | 1 they use electrons to magnify. 2 magnifys up to about 200,000x. 3 makes 3d images. 4 object can be thick
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