Daily Practice - GCSE Science
Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
12th June 2022
- 1Using the Earth's Resources and Potable Water
Name one method used to sterilise fresh water during the production of potable water.
- 2Life Cycle Assessment, Recycling and Corrosion
State the four stages considered in a life cycle assessment.
- 3Atomic Structure and the History of the Atom
An atom has an atomic number of 17 and a mass number of 37. How many neutrons does it have?
- 4The Periodic Table: Groups and Trends
Give two observations when lithium is added to water.
- 5Bonding, Structure and Properties of Matter
State one reason why simple covalent substances such as chlorine have low melting points.
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