Year 8 Science
Week beginning 20th July
This week's video seminar
If the video won't play in full screen, click "Watch on Loom".
Scroll down for this week's tasks.
Learning intentions
What happens when acids and alkalis are mixed together?
Explain how stomach acid can be neutralised
Recall the pollutant that causes acid rain
Describe how acid rain in lakes can be neutralised
Explain how the amount of emissions could be reduced
Total study time this week: 4 hours
Office hours
If you have any questions or need support, we will be running a live email Q&A at the time shown below.
Miss Marwaha
Office hours: Tuesday 12-1pm (click here)
You can also email Mrs Perera at any time here.
Acid and Alkalis
We are continuing with the Acids and alkalis topic which you may have looked into at primary school or during the first term.
Watch the webinar above and download the lesson PowerPoint here
Complete all the tasks outlined below
You can do your work on paper, in a notebook, on PowerPoint, or a word document. Please keep your work safe till we return to school.
You would normally have four hours of science lesson in school so the tasks have been split into chunks to help you manage your time. You can do them all at once or in separate chunks.
Lesson 1: What is neutralisation?
Do your daily goal on Tassomai (15mins)
Watch this video. Read the information provided on these two webpages (1 and 2) and write definitions for each the following key words:
Acid
Corrosive
Alkali
Base
Neutral (20 minutes)
3. Complete this BBC bitesize quiz (10 minutes)
Lesson 2: How do you cure indigestion?
Do your daily goal on Tassomai (15 minutes)
Task 4. Watch this Video and then answer the following questions:
What food can cause you to need antacids?
Antacids can contain four bases. Name as many as you can.
Why do you need antacids?
What mistake did the scientist make about the colour of neutral solution with Universal Indicator (U.I.)? (15 mins)
Task 5. Watch this video. Explain how antacids work using these words:
Acid
Base
Indigestion
Soluble magnesium hydroxide
Insoluble calcium carbonate
Neutralise (20 mins)
Lesson 3:What is acid rain?
Do your daily goal on Tassomai (15 minutes)
Task 6. Read this webpage and complete this BBC bitesize quiz (10mins)
Task 7. Watch this video. Design a poster to explain the problem with acid rain and how neutralisation can help reduce the acidity of lakes caused by acid rain. (30 mins)
Lesson 4: Revision
Do your daily goal on Tassomai (15 minutes)
Complete the revision slides on the PowerPoint (15 minutes)
3. Task 8 Complete this Google quiz(20 minutes)