1. ENERGY AND CHEMICAL CHANGES 2. Have you noticed that a matter can change?There are two types of changes,  physical changes  chemical changes 3. a)Physical change…

1. ENERGY AND CHEMICAL CHANGES 2. Have you noticed that a matter can change?There are two types of changes,  physical changes  chemical changes 3. a)Physical change…

Metals and water Metals and water The Romans used lead to make water pipes but didn’t know that lead reacts slowly with water and makes it poisonous! Some metals react…

Chemistry 1010 Ana Jimenez | Okleberry | Salt Lake Community College For this project, I will use the element Copper Assignment #1 Atomic Symbol: Cu Atomic Number: 29 Atomic…

PowerPoint Presentation NCEA L1 Science 2012 1 Science NCEA L1 1.8 Chemical reactions 1 NCEA L1 Science 2012 2 Types of reactions In this standard a selection of the main…

Slide 1 Land and its resources TITLE INTRODUCTION The Earth crust is a thin layer on the outer section of the Earth. There are various mineral in the earth crust. Look around…