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The answer is Galileo.
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Of what substance are the inner planets mostly composed of?
Iron and Rock.
Who concluded that all planets must orbit around the sun because evidence suggested that Venus orbited the sun?
newton
How did people observe stars during the 1600's?
The telescope was invented in 1620 so they used that. Man's observation of the stars and planets has been going on thousands of years.
Of what substance are the outer planets mostly composed?
The outer planets are mostly composed of gasses and ice. The inner planets are mostly composed of iron and rocks. Hope you are a Twilight fan because those ooks are really good. Happy Science! now please enjoy the following ads!:
Is this sentence is inference or observation that the sun rises in the east?
Observation
Is observation enough to determine what type of bond a substance has?
The bond type of as substance cannot be determined by observation only.
What were Galileo's observation?
Galileo's observation was that all the planets revoled around the earth and he though earth was a middle planet
Who suggested that the Universe was filled with planets that harbor life?
paul
What is the definition for the word observation?
To gather data or information related to the problem. Observation is either qualitative if it has something to do with the nature or quality of a substance or quantitative if it has something to do with the amount of the substance.
The observation that planets move in elliptical orbits was first made by?
copernicous
Who suggested that the planets move around the sun?
Nicolaus Copernicus in 1543.
What Is used to identify the nature of substance?
The nature of a substance is determined through various types of observation and testing.
What observation did Darwin make that suggested there had been geological changes in Earth's history?
Giant Tortoises
What can you infer from these observation?
It means, what do you understand from the observations. Like, is a certain process or reaction suggested to occur?
Who first suggested that the earth and all the planets revolve around the sun?
Galileo
How a semisolid substance can de identified?
By a simple observation; also a semisolid substance can flow without any stress.
What is quanitative observations?
An observation is quantitative if it has something to do with the amount of the substance or measurements.
