What is dislication?

Which of the following is not a mixture a. pure water b. seawater c. air d. brass? What is control varieble? Which unit would you use to measure the width of a street? How do you use scientific law in a sentence? When was human cloning invented? Is water an ideal fluid? How many yards are there in 5000 feet? How did the vacuum cleaner change the world? How many color are in the rainbow? Why are assumptions and hypotheses important in research? What fuels are less harmful than fossil fuels and why? The study of culture primarily involves what? How does rhythm relate to your everyday lives? Which is longer 80 mm or 6 cm? Which temperature would be more comfortable for most people80 Fahrenheit or 80 celsius? What is electrically neutral matter? What theory is reflexology based on? What is a goal of a formal study in research? Instructions for carrying out a science experiment? What are the 51 scientific facts put forth by the French academy of science in 1861?