FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK TEN MAGNETISM CONTENT Law of magnetism. Magnetic poles and field. Care of magnet. A magnet is a substance or materal that attracts metals like iron and other ferometals. Magnetism is the ability of a substance to attract a metal
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK NINE SOUND ENERGY CONTENT Transmission of sound. Reflection of sound. INTRODUCTION Sound is a wave caused by vibration of matter. It is a property of vibrating objects. These objects may be solid, liquid or gases. If there is an
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK EIGHT LIGHT ENERGY CONTENT Properties of light. Lenses and glasses. Light can be defined as a form of energy which produces electromagnetic radiation capable of causing visual sensation. Light is a kind of electromagnetic wave (waves that can
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK SEVEN RESOURCES FROM NONLIVING THINGS (SOLID MINERALS) CONTENT Mineral Resources. Some Mineral Resources, their Location and Uses. General Importance of Mineral Resources. MINERAL RESOURCES Mineral resources are resources deposited in the earth crust for the benefit of man.
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK SIX RESOURCES FROM LIVING THINGS CONTENT Resources from Plants. Resources from Animals. Economic Importance of Resources from Plants and Animals. Natural resources are valuable material that is found in nature and used by people to meet their needs. Some natural
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK FIVE DEPLETION OF THE OZONE LAYER CONTENT Description of Ozone Layer. Importance of the Ozone Layer. The hazards of Ozone Layer Depletion to Life. Control Measures against the Depletion of Ozone Layer. Global Warming. Consequences of Global Warming.
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK FOUR BUSH BURNING CONTENT Meaning of Bush. Practices that Influence Bush Burning. Effects of Bush Burning. Control of Bush Burning. MEANING OF BUSH BURNING Bush burning is the agricultural practice that involve the that involving the clearing and burning of
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK THREE DESERTIFICATION AND DEFORESTATION CONTENT Definition of Deforestation Causes of Deforestation Effects of Deforestation Control of Deforestation DEFINITION Deforestation is the continuous removal of trees without replacing or replanting them. Deforestation is also the permanent destruction of
FIRST TERM E-LEARNING NOTE SUBJECT: BASIC SCIENCE CLASS: JSS 3 WEEK TWO FLOODING CONTENT Causes of Flooding. Factors that Affects Flooding. Consequences of Flooding. How to Control Flooding. INTRODUCTION Flood is a disastrous overflow of water from a lake or other body of water due to excessive
