, pub-7169657227878451 , DIRECT, f08c47fec0942fa0, pub-6403044094328716, DIRECT, f08c47fec0942fa0

Category: The Matter

Nuclear energy 0

Radioactivity and the peaceful uses of nuclear energy

The nuclear energy All the elements consist of atoms, The atom consists of a nucleus surrounded by the electrons revolving around it in certain energy levels, The atom mass is concentrated in the nucleus that contains...

Types of mixtures in terms of homogeneity

The mixtures The matter can be classified into the pure substance and the mixture, where the tea, the juice, the soap, the perfumes, the paints and the blood flowing in our bodies are considered...