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In this unit you will learn about:

• The concept and applications of adhesion
• The concept and applications of cohesion

Plant cells have a cell wall in addition to a cell membrane, whereas animal cells have only a cell membrane. Plants use cell walls to provide structure to the plant. Plant cells contain organelles called chloroplasts, while animal cells do not. Chloroplasts allow plants to make the food they need to live using photosynthesis.

The two YouTube videos provide an indication of the differences in dairy farming between Tanzania and South Australia.

• The first YouTube video elaborates on a few of the achievements that resulted from the implementation of the Tanzania livestock master plan between 2017/18 - 2021/22
• The second YouTube video provides some insight into the dairy industry in South Australia

This YouTube video delves into the impact that tourism can have on a country's economy.

Outcomes

In this unit you will learn about:

• The concept of elasticity
• Understand the relationship between tension and extension

In this lesson you will learn about:

• The concept of elasticity
• Understand the relationship between tension and extension

This YouTube video delves into the impact that tourism can have on the environment.

Outcomes

In this unit you will learn that: 

• Osmosis is the movement of a liquid from an area of high concentration to an area of low concentration until it reaches equilibrium.

Overview of animal and plant cells. Topics include cell walls, vacuoles, chloroplasts, peroxisomes, lysosomes, mitochondria, etc.

The particle model of matter is one of the most useful scientific models because it describes matter in all three states. Understanding how the particles of matter behave is vital if we hope to understand science!

The model also helps us to understand what happens to the particles when matter changes from one state to another.