You can find dedicated revision sheets and practice exams on these educational platforms: Science Prep 1 First Term Revision | PDF - Scribd
Why is water not used to extinguish petrol fires? (Answer: Because petrol floats on water due to its lower density). You can find dedicated revision sheets and practice
1) The document provides scientific terms and their definitions related to matter, properties of substances, and changes of state. #Science prep 1 ##First term #Unit 1 Lesson 3 #Science prep 1 ##First term #Unit 1 Lesson
Problem : Identify the number of protons and neutrons for Sodium ( : : Symbols of elements, atomic number (protons), and
Unit 1 typically focuses on the physical and chemical properties of matter and atomic structure.
Why are heating coils made of Nickel-chrome alloy? (Answer: Due to its high melting point).
: Symbols of elements, atomic number (protons), and mass number (protons + neutrons).