LIGHT ENERGY

Basic Science JSS3 First Term

WEEK EIGHT

LIGHT ENERGY

Performance Objectives

• Introduction.
• Properties of light.
• Reflection.
• Refraction.
• Lenses and glasses.
• Vision.
• Dispersion

Content

REFERENCE

• BasicScience Made Easy for JSS Three by F.I Kehinde et al
• BasicScience Made Easy for JSS Two by F.I Kehinde et al
• STAN Integrated Science for JSS Three
• Precious Seeds Basic Science for JSS three by J.O Otugboyegaet al.

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 travel in vacuum). Light is the fastest substance known to man. Light travels at a speed of 3×10⁸ m/s (300,000,000 metres per second or 299,792.5 km/s). Light travels…