Electron microscopes

Beschreibung

A-Levels Biology (Cells & movement in/out of them) Quiz am Electron microscopes, erstellt von hannah.lindridge am 14/05/2013.
hannah.lindridge
Quiz von hannah.lindridge, aktualisiert more than 1 year ago
hannah.lindridge
Erstellt von hannah.lindridge vor mehr als 11 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
Light microscopes have a...
Antworten
  • Poor resolution
  • High resolution

Frage 2

Frage
Electron microscopes have a...
Antworten
  • Long wavelength
  • Short wavelength

Frage 3

Frage
Electron microscopes also have a...
Antworten
  • Low resolving power
  • High resolving power

Frage 4

Frage
Electrons are..
Antworten
  • Negatively charged
  • Possitively charged

Frage 5

Frage
How many types of electron microscope are there?
Antworten
  • 2
  • 3

Frage 6

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

Frage 7

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

Frage 8

Frage
The specimen to use a TEM needs to be..
Antworten
  • Thick
  • Thin

Frage 9

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