Basic Science

Bush Burning

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

Depletion of Ozone Layer and its Effects.

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.

Sound Energy

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

Magnetism

FIRST TERM E-LEARNING NOTE   SUBJECT: BASIC SCIENCE    CLASS: JSS 3     WEEK TEN MAGNETISM CONTENT Magnet Law of magnetism. Magnetic poles and field. Care of magnet.   A magnet is a substance or material  that attracts metals like iron and other metals to itself . Magnetism is the ability of a substance