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What else can I help you with?
Who invented the achromatic lens?
The achromatic lens was invented by English scientist John Dollond in the 18th century. He developed this lens design to address issues of chromatic aberration in optical instruments like telescopes and microscopes, resulting in improved image quality.
Is flint silicate or non silicate?
Flint is basically silica, SiO2, and most people consider that to be a silciate. It is contaminated with traces of minerals. Flint actually has a fingerprint so that given a sample using the correct chemical and spectroscopic methods you can tell where it came from.
Is flint intrusive or extrusive?
Flint is a chemical sedimentary rock formed from the precipitation of silica rich solutions in layers of marine sediments.
Is sandstone or flint harder?
sandstone is not harder than flint because sandstone breaks in to smaller pieces.
What is the hardness scale of flint rocks?
Flint rocks have a hardness of around 7 on the Mohs scale, which makes them relatively hard and durable. This hardness is due to the presence of silica in the composition of flint rocks. These properties make flint rocks suitable for various uses, including as tools and for sparking fires.
What was invented first paper the wheel or flint tools?
flint
When were the first flint tools invented?
The first flint tools were likely invented by early Homo species around 2.5 million years ago during the Lower Paleolithic period. These tools were crafted by striking flakes of flint to create sharp edges for cutting and hunting.
What was used before sand paper was invented?
Flint stones.
Did the Vikings have matches?
no. matches weren't invented until sometime in the 1800s. What they did have were flint and steel.
What is the definition of a flint knife?
a tool used by neanderthals it first was invented in pre- historic time =)
Who invented the first invention?
I imagine it was when a caveman discovered that a sliver of flint makes a sharp cutting tool.
What are flint tools?
Flint is a very rigid stone which will often shatter in flakes when struck. Depending on how the flint is hit, it's possible to get the flakes to shatter with fairly sharp edges, often suitable for tools like knives or axes.
Who inveted the knife?
The knife was not invented-it was found. The earliest knives were simply pieces of broken flint, rock, etc .
What is a flint made of?
flint
When constructed the USS Constitution was armed with what type of guns?
It was armed with a cannon and flint locks. The repeater rifle wasn't invented until 1861.
Where was the archer invented?
Bows existed well before recorded history. They also tend to perish, you have to deduce them from the existence of flint arrow-heads.
What year was the knife invented?
Unknown. Stone knives cut from flint have existed since before humans became a distinct species. Meaning well over a million years, at the minimum.
