Is science constructive or destructive explain briely?

What two things can fix nitrogen? What is the fifth element on the periodic table of elements? What is a balanced equation in science? How are the three properties of ionic compounds and ionic bonds the same? When a compound is held together by ionic bonds dissolves what does the compound do? Would it be correct to say molecule of NaCl? How can you test how clean is water? What does Burning high-sulfur produce? What makes different types of water different? What are the raw materials used in nuclear power plant? How does acid and alkali react when mixed? Is palladium a metal? What region of the world is oxygen found in? Because organisms are made primarily of water they resist rapid temperature changes This useful quality is based on water's? How does silly string cans work with pressure? What kind of ion does a base release? What salt do you get by mixing nitric acid and potassium hydroxide? What kind of string needs to be used to form better crystals? What does The nail that sticks up will be hammered down mean? What is the systematic name for NH4 ion?

Is science constructive or destructive explain briely?