Coursework B Titles - 2018

2018 Junior Certificate Science Coursework B – Investigation Titles

Biology

Investigate and compare the quantitative effects of changing

(a) concentration of solution,

(b) type of solute used

on the change in mass of a sample of potato placed in distilled water, salt solution and sugar solution.

Chemistry

Investigate and compare the quantitative effects of changing

(a) applied voltage,

(b) concentration of sulfuric acid

on the rate of production of either hydrogen or oxygen gas during the electrolysis of acidified water.

Physics

Investigate and compare the quantitative effects of changing

(a) hair colour,

(b) the usage of shampoo or similar commercial hair treatments 

on the tensile strength of hair taken from the human head.