Question

Fill in the blanks with
appropriate
words.
a Coke is formed when
heated in ____
of air
b Pencil lead is made from ____
c Coal and petrolium sources are _____
d Natural gas petrolium and coal are ____
e Kerosine is not a ____
f _____ and _____ are the crystalline form of carbon. ​

Answer 1

Answer:

a. Absence

b. Graphite

c. non renewable

d. Fossil fuels

e.

f. Diamond, Graphite