Asvabfhgjk Study guides, Study notes & Summaries

Which of the following actions produce a chemical change? - ANSWER- adding salt to hot water Choking is prevented by the - ANSWER- epiglottis covering the voice box Which if the following is a non-renewable resource? - ANSWER- wood When scientists measure a liquid's resistance to flow, they are measuring the liquid's...? - ANSWER- viscosity A radar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did ...