Lesson 2.1 Nature of Life
Ions An atom that carries an electrical charge is called an ion If the atom loses electrons, the atom becomes positively charged (because the number of.
IAEA International Atomic Energy Agency Basic Nuclear Physics - 3 Modes of Radioactive Decay and Types of Radiation Day 1 – Lecture 3.
On Earth, matter usually can be found as a solid, liquid, or gas. What are elements?
Chapter 2: The Chemistry Of Life. Atoms: What is an atom? –The basic unit of matter Incredibly small: 100,000,000 atoms lined up in a row would only be.
Lesson Overview Lesson Overview The Nature of Matter Lesson Overview 1.2 The Nature of Matter.
AS Chemistry Lesson 1 atomic structure Monday, 07 December 2015.
Lesson Overview The Nature of Matter Lesson Overview 2.1 The Nature of Matter.
