Understanding Transport Systems in Multicellular Organisms organisms need to exchange substances constantly with their environment. They...

Understanding Blood Groups: A Primer on the Basics Blood is a remarkable fluid that circulates through our bodies, delivering oxygen and...

An introduction to the heart for grade 10 students.

Aim: To determine the pH of household items. Apparatus & Material: Red and Blue litmus papers, beakers, spoon, water, vinegar baking soda...

Aim: To analyze the pitch and frequency of a vibrating ruler. Apparatus & Material: Desk/table and ruler Method: Obtain a ruler and desk...

Aim: To differentiate between the two types of flames produced by a Bunsen Burner. Apparatus & Material: Bunsen burner, split,...

Aim: To estimate the proportion of different sizes in a sample of soil. Apparatus & Material: soil sample, container, water, measuring...

Aim: To demonstrate that seawater contains salt. Apparatus & Material: beaker, seawater, tripod stand, wire gauze, split, Bunsen burner...

Aim: (Rewrite the aim from the friction P&D). Methods: (Rewrite the method in friction P&D in past tense). Results: (Copy the table from...

Problem statement: Plan and design an investigation to find out how friction changes with the smoothness or roughness of the surface an...