Grade 7 Integrated Science · Strand 1: Scientific Investigation · Introduction to Integrated Science
Laboratory Accidents and First Aid Measures
A short Grade 7 Integrated Science lesson for the CBE curriculum, part of Scientific Investigation: Introduction to Integrated Science. Learn it on any phone with notes and slides, then check yourself with a quick quiz and earn XP. This lesson is free.
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5 questions from this lesson’s quiz. Start the lesson to answer them and see the right answers.
1. A learner splashes a corrosive acid on her forearm during a practical. What should she do first?
- A. Wash the skin under cold running water for at least 15 minutes
- B. Apply a strong alkali to neutralise the acid
- C. Rub butter on the skin
- D. Wait for the teacher to find gloves before doing anything
2. Which is the correct first aid for a thermal burn caused by touching a hot tripod stand?
- A. Cover it with ice cubes
- B. Hold the area under cool running water for about 10 minutes
- C. Rub oil on the burn
- D. Burst any blisters with a pin
3. A learner accidentally swallows a chemical liquid in the laboratory. Which action is correct?
- A. Make the learner drink salt water to cause vomiting
- B. Wait 30 minutes to see if pain develops
- C. Do not induce vomiting, rinse the mouth with water and inform the teacher at once
- D. Send the learner home quietly
4. A chemical splashes into a learner's eyes. The eye wash station must be used for flushing for at least how many minutes without stopping?
Type your answer (in minutes) in the lesson.
5. What name is given to a burn caused by hot liquid or steam?
Type your answer in the lesson.
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