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Chapter 1- Science

Chemistry

QuestionAnswer
What is Chemistry? The study of Matter
What is Matter? All the physical things in the universe.
What is Matter made up of? It is made up of extremely tiny particles called atoms and molecules.
What are the three common states of Matter on Earth? Solids, Liquids, and Gasses.
What does Heating a Liquid do? Increases the speed of the molecules inside it.
Explain how contracting happens differently for a gas (in a flexible container like a balloon or a bubble) than it does for solids and liquids. Gas molecules and atoms have a very weak attraction to each other and when they are cooled, the pressure on the outside is stronger so its pushing them together.
Explain why water striders can stay on top of the water. surface Tension; and they have tiny, waterproof hairs on the bottom of their feet to keep them from getting wet.
Created by: , Bonjour, Salut