# Grade 10 Physical Science Lessons

 Video Description Lesson 1: Tools of Science In this lesson on Tools of Science we focus on the following: What makes Science different as well as applying investigative and mathematical skills. Lesson 2: Matter In this lesson on Matter we focus on the following: properties of matter, classifcation of matter, names and formulae of substances as well as states of matter. Lesson 3: Microscopic View of Matter In this lesson on the Microscopic View of Matter we focus on the following: Elements and the periodic table, models of the atom, atomic structure, combining atoms as well as representing compounds. Lesson 4: Transverse Pulses and Waves In this lesson on Transverse Pulse and Waves we focus on the following: Definitions, descriptions, properties, characteristics, calculations and phenomena relating to transverse waves and pulses. Lesson 5: Longitudinal Waves and Sound In this lesson on Longitudinal Waves and Sound we focus on the following: Calculations for longitudinal waves, the speed of sound as well as echolocation. Lesson 6: Electromagnetic Radiation In this lesson on Electromagnetic Radiation we focus on the following: Properties of light, the wave-like nature of light, the electromagnetic spectrum as well as the penetrating ability and particle-like nature of EM radiation. Lesson 7: Chemical Bonding In this lesson on Chemical Bonding focus on the following: The elements, compounds, types of chemical bonds, representing chemical bonds, properties of substances with covalent bonds, properties of metals as well as properties of salt. Lesson 8: Physical and Chemical Change In this lesson on Physical and Chemical Change we focus on the following: Characteristics of physical change, characteristics of chemical change, the law of conservation of mass, the law of constant composition, Gay-Lussac's law and steps for balancing chemical equations. Lesson 9: Magnetism and Electrostatics In this lesson on Electricity and Magnetism we focus on the following: Magnetic Fields, Magnetic Domains, the kinds of charge, charging an object, forces between charges, conservation of charge and quantisation of charge. Lesson 10: Electric Circuits In this lesson on Electric Circuits we focus on potential difference, current, circuit diagrams, resistance, resistors in series as well as resistors in parallel. Lesson 11: Chemistry in Solutions In this lesson on Chemistry in Solutions we focus on the following: Ions in aqueous solutions, electrical conductivity as well as chemical reactions in aqueous solutions. Lesson 12: Chemical Calculations In this lesson on Chemical Calculations we focus on the following: Atomic mass and the mole, the composition of substances, calculating the amount of substances as well as stoichiometric calculations. Lesson 13: Vectors and Motion In this lesson on Vectors and Motion we focus on the following: Defining vectors and scalars, representing vectors, resultant vector, vector addition as well as motion in one direction. Lesson 14: Mechanical Energy In this lesson on Mechanical Energy we focus on the following: Potential energy, kinetic energy and the conservation of mechanical energy. Lesson 15: Hydrosphere In this lesson on the Hydrosphere we consider the following: Properties of water, processes in the hydrosphere as well as human impact.