Download presentation
Presentation is loading. Please wait.
Published byKianna Ilsley Modified over 10 years ago
1
Year 7 starter: THINK of a sentence using at least 2 of the following keywords indicator red acid purple colour green alkali neutral bleach lemon juice LOOK BACK THROUGH YOUR BOOK FOR HELP
2
Year 7 starter: What is an indicator?
3
Making and using an indicator – Practical Skills To be able to -Work safely and follow instructions -Plan (method) and make an indicator -To use the indicator to identify household substances as acids and alkalis Extension: Apply knowledge to a KS3 SATs exam Q
4
HOW TO MAKE AN INDICATOR? Red cabbage Indicator
5
Check the method….
6
Grinding a sample
7
Filtering a sample
8
How could we test different household substances with our indicator? (clue – what did we do last lesson?)
10
Name of substanceColour change in cabbage juice Acid or Alkali Red cabbage indicator turns ……… with acids and ……….. with alkalis.
11
Making an indicator 1. To work safely 2. To follow Instructions 3.To identify acids and alkalis
12
Discuss with a partner before you share it with the class I was successful when…… Today I have learnt that …….. Today I have tried to… Before this lesson I could already….. I did not know how to…. but now I can…. I enjoyed…….
13
To do: Complete past SATs Q and self assess
15
What was your mark out of 4?
16
Discuss with a partner before you share it with the class I was successful when…… Today I have learnt that …….. Today I have tried to… Before this lesson I could already….. I did not know how to…. but now I can…. I enjoyed…..
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.