GRADE 7 PH DAY 2
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Lesson duration is: 35 minItems in this lesson
Slide 1 - Slide
Slide 2 - Slide
Slide 3 - Slide
To examine the PH of common substances and relate it to the strength of acid and base.
strongly disgree
dis agree
partially agree
agree
Slide 4 - Poll
Slide 5 - Slide
Slide 6 - Link
Slide 7 - Link
Slide 8 - Slide
Slide 9 - Slide
Slide 10 - Slide
Slide 11 - Link
Which of the following household substances is likely to have a pH close to 2?
A
Baking soda
B
Milk
C
Orange juice
D
Battery acid
Slide 12 - Quiz
In the pH scale, a lower pH value indicates:
A
Higher acidity
B
Higher alkalinity
C
Neither acidity nor alkalinity
D
A higher temperature
Slide 13 - Quiz
If the pH of a solution is 10, what can you conclude about its acidity or basicity?
A
It is neutral
B
It is acidic
C
It is basic
D
It is impossible to determine from the pH value alone
Slide 14 - Quiz
Slide 15 - Slide
CHOOSE ONE SUCCESS CRITERIA YOU BELONG TO
I can recognize the pH scale and understand its numerical range from acidic to basic substances.
I can differentiate between strong and weak acids/bases, in terms of pH
I can formulate & justify reason for maintaining optimal pH levels in various real life situations such as agriculture
I need extra time line to learn about PH
