Matter

1. Mass ( matter in form of particles)

1.1. Solid

1.2. Liquid

1.3. Gas

2. Energy

2.1. Potential ( stored energy of  object due to its state.)

2.1.1. Ex: Coconuts at the top of a tree, have potential energy because they could fall to the ground)

2.2. Kinetic ( Energy of motion)

2.2.1. Ex: The speed of Usain Bolt

3. Ecosystem

3.1. Abiotic Factors

3.1.1. Physical Factors (Ex:Atmosphere Changes(Air)

3.1.2. Chemical Factors (Ex: Ph)

3.2. Biotic Factors

3.2.1. Autotroph Organisms (Ex:Plants)

3.2.2. Decomposer Organisms (Ex: Microorgansims)

3.2.3. Heterotroph Organisms( Ex: Animals)

4. Transformations

4.1. Mass-Mass

4.2. Mass-Energy

4.3. Energy-Energy