To observe the effect of temperature on an increasing volume of water. minute, then 1 minute 30, and finally 2 minutes. minutes, as this gave the best results. times, then adding 25cm3 of water each time, so from 50cm3 to 350cm3. experiment. The variables in this experiment were Volume and Temperature.
1 Speech and language problems are often the earliest sign of a learning disability. 2  Find out more about language-based learning disabilities. 3  Hearing loss is often overlooked, and easily identified. 4  If your child is speech/language delayed, their hearing should be tested.
How technology is helping people with speech impairments to talk. New technology is allowing people such as Alan Martin, who has cerebral palsy, the chance to communicate properly for the first time. Sunday 16 September 2012 16.00 EDT First published on Sunday 16 September 2012 16.00 EDT.