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What is chalkboard made of?
porcelain enamel ---- Originally, chalkboards were made from slate, a naturally occurring material. Nowadays, any surface can be made into a chalkboard (like a child's bedroom wall or a kitchen cabinet door for grocery lists) by applying a type of paint specifically formulated for that purpose.
Which naturally occurring radioisotopes would be most useful in dating objects is thought to be millions of years old?
It depends on what material you are trying to date. For example, carbon 14 is absorbed by living things and so is good for dating organic matter but is useless for dating inorganic matter.
What is the original language of Luke's gospel?
A:Luke's Gospel was written in Greek Koine, a dialect of Attic Greek. This can be proven by comparing this gospel with Mark's Gospel, from which much of the material in Luke was sourced. The wordings are frequently identical in the Greek language, thereby proving that the original language was Greek.
What is composite material?
A composite material is a type of artificial material. This artificial material is usually made of two different materials usually held together by cement.
What is the best material for kites?
nylon is the best material for a kite or silk.
