Grade 7 Natural Science June Test + Memo
About this resource
Help your Grade 7 learner prepare for their Term 2 June Natural Science assessment with this comprehensive 50-mark practice test, complete with a full memorandum. The test has a duration of 1½ hours and covers materials and their properties, mixtures and separation methods, acids and bases, the Periodic Table and valence electrons.
The test covers:
- Physical properties of materials
- Strength and flexibility
- Choosing suitable materials for different purposes
- Conductors and insulators
- Density
- Melting and boiling points
- Expansion and contraction of materials
- Metals and their properties
- Mixtures
- Physical separation of mixtures
- Sieving and filtration
- Magnetic separation
- Boiling point of water
- Acids, bases and neutral substances
- The pH scale
- Properties of acids and bases
- Litmus paper
- Tastes detected by the human tongue
- The Periodic Table
- Metals, semi-metals and non-metals
- Elements and chemical symbols
- Atomic numbers
- Calcium and its importance in the human body
- Boron, iodine, helium and lead
- Valence electrons
- Outer electron shells
- Chemical bonding
- Group 1 elements and alkali metals
- Valence electrons in oxygen and carbon
- Stable electron configurations
- Why atoms with full outer shells are less reactive
Total: 50 marks | Duration: 1½ hours | Full memorandum included | PDF format.
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