Addison-Wesley Earth Science [antikvár]

In studying earth science you will be doing various activities in your classroom or in the field. There are somé important things to keep in mind when working on science activities. These things have to do with safety. There are safe ways to handlé equipment and chemicals you will be using. The first step to take in working safely is to read carefully the description of the activity or investigation you are about to do. Look for SAFETY NOTE cautions and read them before starting the activity or investigation. Somé cautions will warn you about being careful to handlé hot things with oven mitts or to avoid spilling or splashing hot liquids. Other cautions will remind you to be careful not to touch edges of knives or other sharp objects, or to avoid spilling certain chemicals on your skin or inhaling chemicals. Find out where the fire extinguisher, first aid kit, and eyewash are located. Alsó learn how to use these in an emergency. Somé pieces of equipment that you will be using are easy to damage if they are not used properly. Be sure to notice how your teacher handlés such equipment. A few good rules to remember when working on earth science activities and investigations are: 1.Always ask before doing if you are uncertain about how to do any part of an activity or investigation. 2.Always make sure that a teacher or other supervisor is present when you are working with special equipment or using new techniques. 3.Notify your teacher or supervisor immediately in case of injury to yourself or others, or if equipment is damaged. Being mindful of safe procedures while working in your science classroom will help you form good working habits as a student of science.