Measuring With Microscopes

Question 1

Describe step one

Answer 1

Calibrate:
- superimpose two scales
- Match up two points
- count number of eyepiece graticule divisions and number of micrometer divisions and work out the correlation eg 20 epg divisions = 2 m divisions
- find the value of one epg division

Question 2

Describe step 2

Answer 2

Remove micrometer and put in cell slide

Question 3

Describe step 3

Answer 3

Find length of cell using the scale you have just calibrated