2.1 extra - Uncertainties

Question 1

When adding and subtracting values that have uncertainties, what do you o to the uncertainties?

Answer 1

Add the uncertainties for both

Question 2

When adding and subtracting values that have uncertainties, what do you do to the uncertainties?

Answer 2

Calculate percentage uncertainties for each

add percentage uncertainties together

Question 3

How should you give your answers for uncertainties?

Answer 3

In kind e.g. if absolute uncertainties are given in the question give your answers as absolute uncertainties