Topic 1 - Working Scientifically Flashcards
1
Q
How would you increase the percision of readings?
A
- Take at least 3 repeats and calculate a mean
- Use data loggers (higher resolution equipment)
2
Q
How would you increase the accuracy of readings?
A
- Calibrate the appartus
- Read at eye-level to reduce parallax error
3
Q
How do find the uncertainty of a single reading?
A
- Half the resoltion of the equipment
4
Q
How do find the uncertainty of a digital reading?
A
- Resolution of equipment
5
Q
How do find the uncertainty of repeated readings?
A
- Half the range of the values
