Group 8 elements. They are unreactive and stable
Answer:
a -4
b - 8
c - 5
d 2
Explanation:
Significant Figures: The number of digits used to express a measured or calculated quantity. By using significant figures, we can show how precise a number is. ... Accuracy: Refers to how closely individual measurements agree with the correct or true value.
Answer:
A meteorologist studies meteorology which is the study of the atmosphere in order to predict/forecast the weather.
Explanation:
I hope this helps.
The incorrect statement is that; "Aristarchus calculated the distances between the sun and earth fairly accurately."
<h3>The size of the solar system</h3>
The solar system is composed of the sun, the planets and other celestial bodies such as the moon. We can see form the experiment that Aristarchus tried to determine the relative sizes of the earth and the moon.
However, the incorrect statement is that; "Aristarchus calculated the distances between the sun and earth fairly accurately."
Learn more about the solar system: brainly.com/question/12075871
