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Assoli18 [71]
3 years ago
12

Describe three skills people use to conduct scientific investigations

Chemistry
1 answer:
Kipish [7]3 years ago
6 0
Observations, surveys, and models.
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What is a solution?
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The correct answer is a solute and a solvent

A solution is any homogenous mixture of two or more substances. It does not necessarily have to be liquid or gaseous. 
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Which is the correct electron configuration for the element nitrogen
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Answer: 1s²2s²2p³ or it can also be 3s²2p³

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What is one wavelength?
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It is the distance between two compressions or two rarefactions.

Explanation:

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State the Constituents of the following alloys:magnalium and bronze​
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Magnalium: Magnesium and Aluminum

Bronze: Copper, Tin, Arsenic, Phosphorus, Aluminum, Manganese and Silicon (whichever you learned in class from those)
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The longest day, and shortest night, of the year occurs on the
BaLLatris [955]

Answer:

This is the first answer,

winter solstice

The winter solstice occurs during the hemisphere's winter. In the Northern Hemisphere, this is the December solstice (usually December 21 or 22) and in the Southern Hemisphere, this is the June solstice (usually June 20 or 21).

and this is the second one,

the tilt of the Earth on its axis

Seasons change because of the tilt of the Earth and the planet's movement around the Sun. Did you know? It takes about 365.25 days for the Earth to orbit the Sun. We have leap years to make up for the extra ¼ day!

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