Causes of fire in nature Practice exercise 3

Describe the key difference in the fuel source between Class B and Class C fires, and give one example of the liquid fuel involved in Class B fires. (2 marks)

Describe the key difference in the fuel source between Class B and Class C fires, and give one example of the liquid fuel involved in Class B fires. (2 marks)

Describe the key difference in the fuel source between Class B and Class C fires, and give one example of the liquid fuel involved in Class B fires. (2 marks)

Identify the class of fire in the image below and list three gases that may be involved.  (3 marks)

Identify the class of fire in the image below and list three gases that may be involved.  (3 marks)

Identify the class of fire in the image below and list three gases that may be involved.  (2 marks)

List all five classes of fire and, for each, state the type of fuel involved.  (5marks)

List all five classes of fire and, for each, state the type of fuel involved.  (5marks)

List five classes of fire and, for each, state the type of fuel involved.  (5marks)

Referring to the image below, state the class of fire and name two electrical appliances that could cause such fires at home. (3 marks)

Referring to the image below, state the class of fire and name two electrical appliances that could cause such fires at home. (3 marks)

Referring to the image below, state the class of fire and name two electrical appliances that could cause such fires at home. (3 marks)

What are the two main causes of fire in nature, and how can they be classified? (2 marks)

What are the two main causes of fire in nature, and how can they be classified? (2 marks)

What are the two main causes of fire in nature, and how can they be classified? (2 marks)

During a school trip to Mt. Kenya, learners notice rising smoke from dry bushes. The teacher suspects a natural cause. What class of fire might this be? What natural factors could have caused it and how should the learners respond safely? (4marks)

During a school trip to Mt. Kenya, learners notice rising smoke from dry bushes. The teacher suspects a natural cause. What class of fire might this be? What natural factors could have caused it and how should the learners respond safely? (4marks)

During a school trip to Mt. Kenya, learners notice rising smoke from dry bushes. The teacher suspects a natural cause. What class of fire might this be? What natural factors could have caused it and how should the learners respond safely? (4marks)

You are a safety officer in a science lab at school. A small fire breaks out after a chemical spill involving magnesium powder. What class of fire is this, and what is the safest way to respond without making it worse?  (2 marks)

You are a safety officer in a science lab at school. A small fire breaks out after a chemical spill involving magnesium powder. What class of fire is this, and what is the safest way to respond without making it worse?  (2 marks)

You are a safety officer in a science lab at school. A small fire breaks out after a chemical spill involving magnesium powder. What class of fire is this, and what is the safest way to respond without making it worse?  (2 marks)

A gas leak causes a fire in your home kitchen as illustrated below. What class of fire is this? State two risks involved and the safest way to respond. (5 marks)

A gas leak causes a fire in your home kitchen as illustrated below. What class of fire is this? State two risks involved and the safest way to respond. (5 marks)

A gas leak causes a fire in your home kitchen as illustrated below. What class of fire is this? State two risks involved and the safest way to respond. (5 marks)

A gas leak causes a fire in your home kitchen as illustrated below. What class of fire is this? State two risks involved and the safest way to respond. (5 marks)

During a power blackout, your family uses paraffin lamps. One lamp tips over, spilling paraffin near curtains which catch fire. Which two classes of fire are involved, and what actions should be taken to safely put out the fire?  (4 marks)

During a power blackout, your family uses paraffin lamps. One lamp tips over, spilling paraffin near curtains which catch fire. Which two classes of fire are involved, and what actions should be taken to safely put out the fire?  (4 marks)

During a power blackout, your family uses paraffin lamps. One lamp tips over, spilling paraffin near curtains which catch fire. Which two classes of fire are involved, and what actions should be taken to safely put out the fire?  (4 marks)

During a power blackout, your family uses paraffin lamps. One lamp tips over, spilling paraffin near curtains which catch fire. Which two classes of fire are involved, and what actions should be taken to safely put out the fire?  (4 marks)

While using a faulty phone charger as shown below, sparks start a fire. What class of fire is this? What should you avoid and what steps should you follow?  (4 marks)

While using a faulty phone charger as shown below, sparks start a fire. What class of fire is this? What should you avoid and what steps should you follow?  (4 marks)

While using a faulty phone charger as shown below, sparks start a fire. What class of fire is this? What should you avoid while trying to put it off and what steps should you follow?  (3 marks)