Lesson 1.1.1

Unit 1 - Chemical Change
Module 1 Aqueous Solutions

Lesson 1- The Structure of Matter

Get Focused

The Atom is the basic particle of matter. We will investigate the structure of the atom as well as the parts that make up the atom.

Consider the following essential questions as you complete Lesson 1:

  • What is the difference between an atom and an ion ?
  • What are electrons, protons and neutrons ?
  • What is the difference between atomic mass and atomic number ?
  • What is an isotope

Explore

Click on the link below to explore the lesson content.

Lesson 1 Content Link

Vocabulary

Below is the link to the glossary. Make sure you can define the terms associated with this lesson from the glossary

Science 20 Glossary

 

Read

Read pages 6 -13 in the Science 20 textbook.

Topic 1.1 text

Watch and Listen Watch and Listen

 

Reflect and Connect

The modern understanding of the atom is something that continues to develop. Post an item to the discussion forum that discusses the most current model of the atom.

 

Module 1: Lesson 1 Assignment.

Once you have completed all of the learning activities for this lesson, complete the online assignment for this lesson

Sci 20 1.1.1 online assignment

Lesson Summary

In this lesson you learned about the structure of the atom. In lesson 2 will look at the how the structure of the atom affects its bonding properties.