This demo illustrates the presence of atmospheric air pressure and shows how the force that it exerts is greater than the force of gravity in some situations.
Related Resources:
Teacher Demo: Mouldy Bread Demonstration
Categories: Teacher Demonstration
This demonstration shows how water can affect the growth of bread mould. read more
Teacher Demo: Hot Ice
Categories: Teacher Demonstration
Heat transfers in physical and chemical reactions have many practical applications. Exothermic reactions release heat to the surroundings, resulting in an increase in surrounding temperature.... read more
Teacher Demo/Student Activity: Transpiration
Categories: Lab/Student Activity, Teacher Demonstration
Xylem and phloem tissues make up the "circulatory" system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars... read more