Mr. Robin
Unit 3: Topic 1 (Acids and Bases in Solution)
Objectives:
 Learn about the pH scale and how to use it
 Understand the differences between acids and bases
 Be able to explain results when testing pH
Class Procedures
Steps
Duration
(estimated)
5 minutes
Learning
Outcomes
Stimulate
curiosity
Teacher’s activities
Resource
1. Pre- teaching
Greeting,
Warm up,
Review
2. While-Teaching
Activity 1
10 minutes
Vocabulary,
nouns vs
adjectives
Have students make sentences using
different forms of the vocabulary (acid,
base, neutral)
Whiteboard
Activity 2
15-20 minutes
Predict and
discover the
pH of different
substances
In groups, students will work together and
place different substances on the pH scale
according to their pH level, then explain
their order to the class.
Editable pH scales
Activity 3
10-15 minutes
Review
The class will be split into 2 teams (girls vs Kahoot!
boys), and students will answer the
questions for points.
3. Post-teaching
1
Experiment/explore with lemon (juice)
Lemon