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Grade 9 Science

Grade 9

The Grade 9 Science curriculum is very extensive which covers a range of topics from subjects including biology, physics, chemistry, and earth science. This curriculum provides numerous opportunities for students to develop essential STEM skills and to extend and deepen their understanding of the fundamental concepts of science. Students will learn the core concepts and principles behind matter, energy, force, motion, cells, genetics, evolution, ecology, geology, and astronomy.

What you'll learn

  • 1

    The development of atomic theory - Thomson’s atomic model, Rutherford's atomic model, Bohr's atomic model

  • 2

    Elements and compounds- – Classification of elements and their properties, different versions of periodic tables, Bohr-Rutherford diagram, valance electrons and chemical families, reactivity of elements, physical and chemical properties of elements and compounds

  • 3

    Stoichiometry – Mole concept, balanced chemical equations

  • 4

    Study of gas laws – Boyle's law, Charle's law, Avogadro's law, and ideal gas equation

  • 5

    Motion: graphs and equations – Terminology and graphical representation of motion

  • 6

    Friction – Types of friction, advantages, disadvantages, and applications of friction in daily life

  • 7

    Thermal properties – Heat, heat capacity, thermal properties and processes

  • 8

    Electricity and electric circuits– Properties of static and current electricity based on the behavior of electric charges Electric circuits – Series and parallel circuits, The power of electrical circuits

  • 9

    Oscillations and waves – Representation of waves, simple harmonic motion and superposition of waves.

  • 10

    Space systems – Big-Bang theory, the universe and its stars

  • 11

    Earth and Earth’s systems – History of Earth, Earth's Systems, thermal convection

  • 12

    Weather and climate – Earth and Solar system, weather, climate, and factors affecting weather and climate

  • 13

    Human sustainability – Natural resources, exhaustible resources, greenhouse gases and management of natural resources

  • 14

    Cell – Types of cells, structure and function of cells, genetic material, concept of gene, DNA, and chromosomes

  • 15

    Ecosystem – Structure of ecosystem, energy and energy flow in ecosystem, and interdependent relationships in ecosystems

  • 16

    Natural selection and evolution – Evolution and types, theories of natural selection

Skills you'll learn

Conceptualization, visualization, and mathematical skills - To determine the atomic mass, atomic number, composition, and structure of atoms.

Analyzing skills - Element identification, structure of atom, elemental study, types of bonds, periodic trends, metals, non-metals, transition metals, noble gases, periodic table applications. Classification and applying skills – Classification of different substances into elements, compounds, metals, and non-metals based on their properties.

Analytical, problem solving and mathematical skills – Applying the concepts of stoichiometry to real-world scenarios and experiments, performing calculations and conversions using the mole concept and balanced chemical equations.

Scientific, mathematical and experimental skills – Understanding the concepts and assumptions of gas laws, the relationship between pressure, volume, temperature, and amount of gas, performing calculations using the gas laws and the ideal gas equation.

Quantitative analysis skills - Kinematics, equations of motion, position-time graphs, velocity-time graphs, applications of Newton's laws, calculating force equation, mathematical modelling, dimensional analysis, GPS.

Observation, evaluation and creative skills – Identifying and describing the types of friction and their effects on different surfaces and objects, comparing and contrasting the advantages and disadvantages of friction in various situations.

Conceptual, experimental and critical thinking skills – Understanding the nature of heat, transfer of heat, measurement of temperature, conducting investigations, and measurements involving thermal properties and processes.

Theoretical, practical, and inquiry skills - Learning the principles and laws of electricity and electric circuits. Making predictions, and testing hypotheses about electricity and electric circuits. Logical skills – Applying the rules and formulas of series and parallel circuits to calculate voltage, current, resistance, and power.

Visual, kinesthetic and collaborative skills –Representing waves using graphs or equations that show their characteristics, observing simple harmonic motion using springs, pendulums, or other objects.

Research skills - Theory of relativity, gravitational waves, astronomical observations, elements of universe, cosmological research. Observation and critical thinking - Identifying planets of the Solar system, arrangement of planets in the Solar system, characteristics of each planet.

Critical Thinking: Analyzing the Earth's history and its complex systems, understanding of thermal convection as a fundamental process in explaining various geophysical phenomena

Geographical, environmental and meteorological skills – Locating and describing the Earth’s position and motion in the solar system, and how it affect the seasons, day and night cycles etc. Collecting and analyzing data on weather and climate using instruments, maps, charts. Environmental skills – Identifying and explaining the factors that affect weather and climate.

Critical analysis and awareness - Analyzing the interaction between organisms and resources, biogeochemical cycles, water management techniques.

Observation and analytical skills - Observing cells under microscope, analyzing fine details and differences between different types of cells. Experimental design, analytical skills - Molecular biology tests, pedigree analysis, genome sequencing, gene techniques, genetic testing, human genetics, medical genetics, and counselling.

Environmental learning - Knowing ecosystem, energy flow, interactions based on energy, natural and man-made changes in the ecosystem.

Critical thinking and observation skills - Phylogenetics, paleontology, molecular evolution, adaptations.

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