Aims of this episode: Understand why life is so difficult at high altitudes; Explain why the weather changes the higher up you go; Explain how the human body reacts to high altitudes. Click here for the Planet Earth 2 homepage.

Aims of this episode: Describe diffusion and osmosis (a form of diffusion); Describe active transport; Explain how enzymes work. But first… YouTube Video Reviews myGCSEscience A great channel for all you need to know on GCSE topics. Handily, each episode

Aims of this episode: Identify the different forms of energy; Understand some examples of energy being transferred from one form to another; Explain what is meant by the “Conservation of Energy”. Conservation of Energy The golden rule when it comes

Aims of this episode: Understand what an atom is and what it is made of; Describe the differences between elements, mixtures and compounds; Be able to use the periodic table. Atoms: Atoms were once thought to be the smallest things

Aims of this podcast episode: Identify the leading causes of early death predicted for 2030; Describe the causes of each of them; Suggest ways of preventing them. The information for this episode comes from the Wellcome Trust, which is a

Aims of this podcast episode: Describe Lamark’s theory of evolution; Describe Darwin’s theory of evolution; Identify similarities and differences between the two theories. A couple of hundred years ago there were two competing theories as to how humans came about

Aims of this podcast episode: Understand what Newton’s three laws are; Describe how they can be applied to different examples; Explain the differences between each of the laws. This can be a pretty complicated topic (if you let it), so