What are ions? Cations and Anions

What are ions?

How are ions formed?

Positive ions – cations

Negative ions – anions

There are two coordination systems in humans The nervous system 2. The endocrine system

Blood and its components Red blood cells White blood cells Platelets Plasma

Scientific method has the following steps: Observation Hypothesis Experiment Theory Conclusion

Using Resources: Life cycle assessment & Recycling Ways of reducing the use of resources Advantages of Recycling

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

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