Using Resources: Life cycle assessment & Recycling
Ways of reducing the use of resources
Advantages of Recycling
Using Resources: Life cycle assessment & Recycling
Ways of reducing the use of resources
Advantages of Recycling
There are two coordination systems in humans The nervous system 2. The endocrine system
What are ions? How are ions formed? Positive ions – cations Negative ions – anions
Blood and its components Red blood cells White blood cells Platelets Plasma
Scientific method has the following steps: Observation Hypothesis Experiment Theory Conclusion
What are isotopes? Atoms of the same element having same number of protons but different number of neutrons Refer to the images for complete notes