Scientific Discoveries that Shaped the World 🌎🌎🌎

60.The process, by which rocks, are changed ,into different types of rocks known as…….?
Ans: “Metamorphism”..

63.The study of the structure, and behaviour of atoms, known as…….?
Answer: “Atomic physics”..

64.: What is, the chemical formula ,for (sulphuric acid),?
Answer: “H2SO4”..

What is, the main function of the nervous system, in the (human body),?
Answer: “To transmit signals”..
The study ,of the interaction ,between organisms, and their environment known as……?
Answer: “Ecology”..
What is, the chemical formula ,for (sodium chloride),?
Answer: “NaCl”..
What is, the main function, of the skeletal system, in the (human body),?
Answer: “To provide structure and support”..
What is, the chemical symbol, for (silicon),?
Answer: “Si”..
The process, by which an organism develops, from a fertilized egg known as…..?
Ans: “Development”..
What is, the unit of measurement ,for (temperature),?
Answer: “Celsius (°C) or Fahrenheit (°F)”..
What is, the chemical formula, for (vinegar),?
Answer: “CH3COOH”..
What is, the main function ,of the circulatory system, in the (human body),?
Answer: “To transport nutrients and oxygen to cells, and remove waste products”..
What is, the chemical symbol, for (mercury),?
Answer: “Hg”..

75.The process, by which an organism grows ,and develops over time known as…..?
Answer: “Growth”..

What is, the unit of measurement, for (pressure),?
Answer: “Pascal (Pa) or Atmosphere (atm)”..
What is, the chemical formula, for (aspirin),?
Answer: “C9H8O4”..
What is, the main function, of the digestive system, in the human body?
Answer: “To break down food and absorb nutrients”..
What is, the chemical symbol, for (lead),?
Answer: “Pb”..
The process, by which an organism produces offspring known as…….?
Ans: “Reproduction”..

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