Applications of common elements in the society Practice exercise 2

Course: Grade 8 Integrated Science - Elements and compounds - Applications of elements in the society

Quiz Questions (74 questions)

Question 1
Why is iron widely used in the construction of buildings?
Question 2
Why is iron widely used in the construction of buildings?(1mark)
Question 3
Why is iron widely used in the construction of buildings?(1mark)
Question 4
Why is iron widely used in the construction of buildings?(1mark)
Question 5
Why is iron widely used in the construction of buildings?(1mark)
Question 6
Why is iron widely used in the construction of buildings?(1mark)
Question 7
Why is iron widely used in the construction of buildings?  (1mark)
Question 8
Why is iron widely used in the construction of buildings?  (1mark)
Question 9
Which element is mainly used for making electrical wires due to its excellent conductivity?
Question 10
Which element is mainly used for making electrical wires due to its excellent conductivity?(1 mark)
Question 11
Which element is mainly used for making electrical wires due to its excellent conductivity?(1 mark)
Question 12
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 13
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 14
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 15
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 16
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 17
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 18
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 19
The material below is mainly used for making electrical wires due to its excellent conductivity. What is this element? (1 mark)
Question 20
What is the main use of silicon in modern industries?
Question 21
What is the main use of silicon in modern industries?(1mark)
Question 22
What is the main use of silicon in modern industries?(1mark)
Question 23
What is the main use of silicon in modern industries?(1mark)
Question 24
What is the main use of silicon in modern industries?(1mark)
Question 25
What is the main use of silicon in modern industries?(1mark)
Question 26
What is the main use of silicon in modern industries?(1mark)
Question 27
What is the main use of silicon in modern industries?(1mark)
Question 28
What is the main use of silicon in modern industries?  (1mark)
Question 29
Why is calcium considered an important element in the human body?
Question 30
Why is calcium considered an important element in the human body?.(1mark)
Question 31
Why is calcium considered an important element in the human body?.(1mark)
Question 32
Why is calcium considered an important element in the human body?.(1mark)
Question 33
Why is calcium considered an important element in the human body?.(1mark)
Question 34
Why is calcium considered an important element in the human body?.(1mark)
Question 35
Why is calcium considered an important element in the human body?.(1mark)
Question 36
Hospitals in Kenya use oxygen gas for patients with breathing problems. Why is oxygen used in hospitals?
Question 37
Hospitals in Kenya use oxygen gas for patients with breathing problems. Why is oxygen used in hospitals?(1mark)
Question 38
Hospitals in Kenya use oxygen gas for patients with breathing problems. Why is oxygen used in hospitals?(1mark)
Question 39
Hospitals in Kenya use oxygen gas for patients with breathing problems. Why is oxygen used in hospitals?(1mark)
Question 40
Hospitals in Kenya use oxygen gas for patients with breathing problems. Why is oxygen used in hospitals?  (1mark)
Question 41
In Kisumu, many homes use aluminium tanks to store rainwater. Why is aluminium preferred for making these tanks?
Question 42
In Kisumu, many homes use aluminium tanks to store rainwater. Why is aluminium preferred for making these tanks?.(1mark)
Question 43
In Kisumu, many homes use aluminium tanks to store rainwater. Why is aluminium preferred for making these tanks?.(1mark)
Question 44
In Kisumu, many homes use aluminium tanks to store rainwater. Why is aluminium preferred for making these tanks?.(1mark)
Question 45
In Kisumu, many homes use aluminium tanks to store rainwater. Why is aluminium preferred for making these tanks?  (1mark)
Question 46
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots?
Question 47
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots?.(1mark)
Question 48
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots?.(1mark)
Question 49
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots?.(1mark)
Question 50
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots? (1mark)
Question 51
Many households in Nairobi use aluminium pots for cooking. Why is aluminium suitable for making cooking pots? (1mark)
Question 52
Look at the image below: Why are gold medals awarded to winners in sports competitions?
Question 53
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?(1 mark)
Question 54
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?(1 mark)
Question 55
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?(1 mark)
Question 56
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?(1 mark)
Question 57
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?(1 mark)
Question 58
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?  (1 mark)
Question 59
The image below shows a gold medal awarded in sports: Why are gold medals awarded to winners in sports competitions?  (1 mark)
Question 60
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose?
Question 61
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose?(1 mark)
Question 62
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose?(1 mark)
Question 63
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose?(1 mark)
Question 64
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose?(1 mark)
Question 65
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose? (1 mark)
Question 66
Electricians in Kenya prefer copper wires for wiring houses. Why is copper used for this purpose? (1 mark)
Question 67
Which of the following elements is commonly used to make medals due to its high prestige and value?
Question 68
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 69
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 70
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 71
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 72
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 73
Which of the following elements is commonly used to make medals due to its high value and prestige?(1 mark)
Question 74
Which of the following elements is commonly used to make medals due to its high value and prestige?  (1 mark)

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