Plastic
Why were elephants hunted in the 19th century
Elephants were hunted for their ivory, which was used to make products like billiard balls.
What is an element in chemistry?
An element is a pure substance made of only one type of atom.
Decline
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How much money does 1gr of gold in Kazakhstan?
77,791tg
How did plastic production change during World War II?
Plastic production in the USA quadrupled during WWII.
Name three chemical elements you know.
123
Decompose
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The heaviest organ in the human body is the ......
Liver
What methods are used to shape it into products?
One common method is injection moulding, where melted plastic is injected into a mould and cooled into a specific shape
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Here is your 300 points
Goods
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Congrats!
300 points for free
What was the problem with celluloid?
It was not heavy enough for billiard balls and it was very flammable.
What is the symbol for sodium, oxygen, and hydrogen?
Na, O, H
Tusk
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Leonardo DiCaprio has won ....... Oscar.
1
Who invented Bakelite?
Leo Baekeland invented Bakelite in 1907.
What are the three main states of matter?
solid, gas, liquid
Flame
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Christopher Nolan directed ....... Batman films, often called The Dark Knight Trilogy
Three