Year 7 starter:

THINK of a sentence using at least 2 of thefollowing keywords

indicator red acid purple

colour green alkali

neutral bleach lemon juice

LOOK BACK THROUGH YOUR BOOK FOR HELP

Year 7 starter: What is an indicator?

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 householdsubstances as acids and alkalis

Extension: Apply knowledge to a KS3 SATs exam Q

HOW TO MAKE AN INDICATOR?

Red cabbage Indicator

Check the method….

Grinding a sample

Filtering a sample

How could we test different household substances withour indicator?

(clue – what did we do last lesson?)

Name of substance Colour change in cabbage juice

Acid or Alkali

Red cabbage indicator turns ……… with acids and ………..with alkalis.

Making an indicator

1. To work safely

2. To followInstructions

3.To identifyacidsand alkalis

Discuss with a partner beforeyou 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…….

To do: Complete past SATs Q and self assess

To do: Complete past SATs Q and self assess

To do: Complete past SATs Q and self assess

What was your mark out of 4?

Discuss with a partner beforeyou 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…..