GRADE 9 SCIENCE

Coordinated Functions of the DIGESTIVE, RESPIRATORY & CIRCULATORY SYSTEMS

HOW THE CIRCULATORY SYSTEM bridges the DIGESTIVE & RESPIRATORY SYSTEMS

DIGESTIVE SYSTEM

RESPIRATORY SYSTEM

CIRCULATORY SYSTEM

HEREDITY: GENES & CHROMOSOMES

GENES

CHROMOSOMES

EXTINCTION OF SPECIES

ENVIRONMENTAL CHANGES, ADAPTATION & SPECIES EXTINCTION

Coordinated Function of Respiration and Photosynthesis in Plants

PHOTOSYNTHESIS

PLANT RESPIRATION

AEROBIC RESPIRATION

ANAEROBIC RESPIRATION

CHEMISTRY: CHEMICAL BONDING

mole concept

physics: conservation of mechanical energy

impulse & momentum

grade 9 modules