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.
Speech and language impairment are basic categories that might be drawn in issues of communication involve hearing, speech, language, and fluency.A speech impairment is characterized by difficulty in articulation of words. Examples include stuttering or problems producing particular sounds.peech and language impairment are basic categories that might be drawn in issues of communication involve hearing, speech, language, and fluency.