What is Physical Science? type of natural science that focuses on nonliving things Involves an introduction to two major science fields Chemistry Physics

4 Big Ideas in Physical Science Space and Time Matter and Change Forces and Motion Energy Chemistry  Numbers 1 and 2 Physics  Numbers 3 and 4

General Class and Lab Rules

Section 1.2 Summary – pages 11-18 General Safety Guidelines Be Responsible at ALL Times. No horseplay, practical jokes, pranks, etc. Follow all instructions carefully. Do not play with lab equipment until instructed to do so. Food, drink, and gum are not allowed in the science classroom. Keep the LAB clean and organized. Notify the teacher immediately of any accidents or unsafe conditions in the LAB! Wash your hands with soap and water after experiments Lab Safety: Everyone Is Responsible! Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 A safety symbol is a symbol that warns you about a danger that may exist from chemicals, electricity, heat, or procedures you will use. - Eye Protection Wear safety goggles when working with chemicals, flames, or heating devices. If a chemical gets in your eye, flush in water for 15 minutes and notify the teacher. - Sharp Objects When using knives or sharp objects always walk with the points facing down. Cut away from fingers and body. - Electrical Safety Do not place a cord where someone can trip over it. Never use electricity around water. Unplug all equipment before leaving the room. Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 - Heating Safety Tie back hair and loose clothes when working with open flames. Never look into a container as you are heating it. Heated metal and glass looks cool, use tongs or gloves before handling. Never leave a heat source unattended. - Chemical Safety Read all labels twice before removing a chemical from the container. Never touch, taste, or smell a chemical unless instructed by the teacher. Transfer chemicals carefully! Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 Animal Safety Only handle living organisms with teacher permission. Always treat living organisms humanely. Wash your hands after handling animals. Hand Safety If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes. Carry glassware carefully. - Plant Safety Do not eat any plants in lab. Wash your hands after handling plants. Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 What’s wrong with this picture? Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 What’s wrong with this picture? Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 What’s wrong with this picture? Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 Lab Criteria Always make drawings large enough to see. Make clearly defined lines. Use pencils or colored pencils only. Never draw in pen. Erase mistakes completely. Use a straightedge to draw lines Never cross lines Always write words horizontally. Answer all questions in complete sentences. Label each lab with names, dates & other important information. Section 1.2 Summary – pages 11-18

Section 1.2 Summary – pages 11-18 Important Lab equipment It is important to know the names and functions of the various types of lab equipment. Using the wrong equipment for an experiment can cause accidents. Beakers, Graduated Cylinders, Erlenmeyer flask, Bunsen burners, microscopes, rulers, centrifuges, hot plates, tongs, pipets, etc. Section 1.2 Summary – pages 11-18

Measurements in Science Scientists around the world use the same metric system called the International System of Units, commonly known as SI. The relationship between all SI units are based on the powers of 10. Common SI Units Include: Length Volume Mass Temperature Pages R5 -R7

Section 1.2 Summary – pages 11-18