This hypothesis states that about 65 million years ago, a giant meteorite crashed into the the earth. The impact of the collision raised enough dust to block the sun's rays for many years. The earth probably became colder, plant life began to die, and many animal species, including dinosaurs, became extinct. As the dust settled over the earth, it formed a layer of iridium-laden rock.
False
Hans Selye, a Canadian scientist (1907-1982), noticed that people who suffered from chronic illness or disease showed some of the same symptoms. Selye related this to stress and he began to test his hypothesis.
Hypotheses are ideas which are, as yet, unsupported by evidence. As a hypothesis becomes backed up by mathematical formulae and observational data, it may, if it is sound, become a theory. All scientific theories began life as hypotheses, it is merely a case of which hypotheses become theories, and which fall down by the wayside after being discredited or having lacked support.
it was when the world began
the early Greeks.
The Giant Impact Hypothesis
I can give you several sentences.Careful observation will reveal that the burglar had a key.The scientist began his observation of the strange rock.You powers of observation are amazing.
False
No the Romans used the knowledge from the Greeks and began the development of sanitary systems.
Matthias Ettrich started KDE development in 1996.
Nobody. Hinduism is just an observation on how the world and the universe works and how everything is related.
Are you asking about Solar Development Inc that began in Colorado?
Sociology began to emerge as a science in the 19th century, particularly with the works of Auguste Comte, Karl Marx, and Emile Durkheim. These early sociologists laid the foundation for the scientific study of society through systematic observation, data collection, and theory development.
The US began to assert power as nationalism grew. *_*
Brush Development began marketing tape recorders in 1946
Alfred Wegener noticed that the continents looked like they could fit together like a puzzle, particularly along their coastlines. This observation led him to propose the theory of continental drift, suggesting that the continents were once joined together in a supercontinent called Pangaea.
Both the Etruscans and the Greeks had huge impacts on the development of Rome. The city began as a tiny village in the 700s BC.