please it's very important
Answers
Answer:
9.
Explanation:
As water is heavier than petrol therefore slips down permitting the petrol to rise to the surface and continue to burn. Besides, the existing temperature is so high that the water poured on the fire evaporates even before it can extinguisher the fire. The latter is true if small quantity water is poured. Thus the petrol fire cannot be extinguished by water.
Answer:
Explanation:
1) The pressure at a particular depth in a (water) is different in different (particle).✔️
2) Camels can walk easily on sand due to their narrow feet which exerted (Pascal’s Law: wide feet have greater area as result decreased pressure) on the ground.✔️
3) Aluminium is used in galvanisation to protect against iron from rusting.✔️
4) In a displacement reaction, a metal placed higher in the reactivity series will displace the one placed lower from its salt solution.✔️
5) Football shoes have spikes in their roles to increase surface makes increase in friction and give a better grip while playing.✔️
6) Destructive distillation is the process by which organic substances like wood , coal , oil are broken down by heat in the presence of high temperatures.✔️
7) On burning , liquid petroleum gas produce water and carbon dioxide by mixed up with air.✔️
I am answering only 7 answer because I don’t have time I have some work ,so I left your question.
Nextly; I answering all that are remaining.
Sorry !
But you’re pic looking so beautiful and cute