What are the four types of fossils?

What are the chemical equations for burning fossil fuels in power stations, e.g. coal. ?

its one of my questions for biology could anyone tell me? x

what is center tapped full wave rectifier? and mention its details please

um I was wondering Is BH3 a tri-atomic molecule or a terta-atomic molecule? As I have learnt about it but im not sure which o...

Have you ever discovered a bone or fossil? I only ask this becuase I am a bit bored and find it quite intresting!

are liquid nitrogen molecules and nitrogen molecules the same? if possible can you provide a pitcure of them or a site link t...

The yard is nothing but rock, hardly any soil, the coast is hours away, so where did these fossils come from?

What is the difference between blue, green, red and natural torch/jet flames? What causes the colors to change, if they all u...

I kn that ammonia gas is less dense than air, but is there any rule to kn whether a kind of gas is less dense than air, says,...

This answer is very necessary for me..please reply soon..some options for this answer are magnalium,manganese steel,type meta...