3. Most fires release smoke which tends to rise upwards. Why does it do that?
Hot air is lighter than cold air
1 of 5
Sometimes combustion can even take place without air. Why is this possible?
Other substances can take the role of the air
2 of 5
Sometimes engineers speak of an "internal combustion engine". This is a pretty big term for something you have surely seen before - what could they be talking about?
A car engine
3 of 5
Sometimes engineers speak of an "internal combustion engine". This is a pretty big term for something you have surely seen before - what could they be talking about?
Laughing gas
4 of 5
If not controlled, fire is dangerous and kills people every day. What is the most common cause of death in fires (it is NOT burns)?
Smoke poisoning
5 of 5
Other cards in this set
Card 2
Front
Sometimes combustion can even take place without air. Why is this possible?
Back
Other substances can take the role of the air
Card 3
Front
Sometimes engineers speak of an "internal combustion engine". This is a pretty big term for something you have surely seen before - what could they be talking about?
Back
Card 4
Front
Sometimes engineers speak of an "internal combustion engine". This is a pretty big term for something you have surely seen before - what could they be talking about?
Back
Card 5
Front
If not controlled, fire is dangerous and kills people every day. What is the most common cause of death in fires (it is NOT burns)?
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