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sasho [114]
3 years ago
11

A scientific idea becomes valid when it is

Physics
1 answer:
SIZIF [17.4K]3 years ago
7 0

Answer:

are adopted when they usefully describe the world. evidence

Explanation:

A scientific idea is validated when it is published in the peer-reviewed literature in the field, has stood up to further tests, and has been positively cited.

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Carbon has six protons. Which model shows a neutral atom of carbon? ​
MatroZZZ [7]

Explanation:

Neutral carbon-12 (or any carbon atom) has 6 electrons with a total negative charge of 6e- orbiting a nucleus with a total positive charge of 6e+, so that the total net charge is zero. The nucleus is made up of 6 protons, each with a positive charge of e+, and 6 neutrons, each with zero charge.

4 0
2 years ago
Statement A: 2.567 km, to two significant figures. Statement B: 2.567 km, to three significant figures. Determine the correct re
sammy [17]

Answer:

Statement A is greater than Statement B.

Explanation:

Statement A: 2.567 km, to two significant figures..

To 2 sig figures means only 2 whole numbers should be left after approximation. Thus, 2.567 to 2 significant figures is 2.6 km

Statement B: 2.567 km, to three significant figures. To 3 sig figures means only 3 whole numbers should be left after approximation. Thus, 2.567 to 3 significant figures is 2.57 km

Comparing both values, statement A is obviously greater than Statement B

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3 years ago
The motion of an orbiting satellite can be described by the same motion characteristic of any object in uniform circular motion.
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The force exerted by Earth plays the role of centripetal force.


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Pls help urgent Refer to the image for question
Temka [501]

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C

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