☰ Year plan · Science

Gold, recycling and lab safety

Week 14 · Chapter 10: exercises and Review & Practice; Column: The Science of Change; Lab Safety and Professional Tools · 3 lessons
Answers are for parents and teachers.
1
List three metal things at home and say if each is bright or dull.
2
Write one sentence: why does iron rust but gold does not?
3
Draw a recycling arrow chain with four boxes.
4
Write four lab safety rules.
5
Ask a grown-up what happens to old metal in your street.