Electron microscopes

Descrição

A-Levels Biology (Cells & movement in/out of them) Quiz sobre Electron microscopes, criado por hannah.lindridge em 14-05-2013.
hannah.lindridge
Quiz por hannah.lindridge, atualizado more than 1 year ago
hannah.lindridge
Criado por hannah.lindridge quase 11 anos atrás
40
1

Resumo de Recurso

Questão 1

Questão
Light microscopes have a...
Responda
  • Poor resolution
  • High resolution

Questão 2

Questão
Electron microscopes have a...
Responda
  • Long wavelength
  • Short wavelength

Questão 3

Questão
Electron microscopes also have a...
Responda
  • Low resolving power
  • High resolving power

Questão 4

Questão
Electrons are..
Responda
  • Negatively charged
  • Possitively charged

Questão 5

Questão
How many types of electron microscope are there?
Responda
  • 2
  • 3

Questão 6

Questão
Why can't living specimens be examined in a TEM?
Responda
  • Because it's too hot under the microscope
  • It has to be in a vacuum

Questão 7

Questão
The image of a TEM can be...
Responda
  • Only in black and white
  • In colour

Questão 8

Questão
The specimen to use a TEM needs to be..
Responda
  • Thick
  • Thin

Questão 9

Questão
The scanning electron microscope...
Responda
  • Also needs to be extremely thin
  • Doesn't need to be thin

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