b1.1: the world of the microscopes Flashcards

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1
Q

what are living things made up of

A

cells

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2
Q

what do u use to look at when cells are small

A

microscope

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3
Q

what are microscopes used for

A

to magnify (see) small objects

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4
Q

what’s the equation for magnification

A

magnification= size of image/ size of real object

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5
Q

light microscopes characteristics

A
  • uses beam of light to form and image
  • can be used to view living things
  • cheap and easy to carry
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6
Q

electron microscope characteristics

A
  • use a beam of electron to form and image
  • cannot be used for living things
    -expensive, kept on special conditions
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7
Q

resolving power characteristics

A

-if two dots are close together they look like one dot
-electron microscopes has a better resolving power than a light microscope

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