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Amanda [17]
3 years ago
13

Theory or Law: based on more than just a guess; supported by large amounts of evidence.

Physics
1 answer:
Katena32 [7]3 years ago
7 0

Answer:

A Law must hold within its realm of jurisdiction.

Example: Newton's Laws of Motion are always found to be true at non-relativistic speeds.

At speeds where relativity becomes important Newtons Laws (in particular

F = M a) are not necessarily true - but, the relativistic equations must agree with Newton's Laws at non-relativistic speeds.

A large amount of evidence is necessary to support a Law but in itself is not necessarily true.

Quantum Mechanics has been found to agree with results, but there are different theories as to why this is true - even Einstein did not like Quantum Mechanics as formulated because it deals in probabilities

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In any circuit, current is inversely proportional to:<br>potential<br>resistance<br>emf<br>voltage​
Licemer1 [7]

Answer:

This equation, i = v/r, tells us that the current, i, flowing through a circuit is directly proportional to the voltage, v, and inversely proportional to the resistance, r. In other words, if we increase the voltage, then the current will increase.

HOPE THIS HELPED!!!!!!!!!!!!!!XDDDDDD

3 0
3 years ago
This is a process of one nucleus decaying to two or more smaller nuclei.
Brrunno [24]

Answer:

Fission

Explanation:

When an atom splits into two parts, either through natural decay or when instigated within a lab, it releases energy. This process is known as fission.    

5 0
3 years ago
Read 2 more answers
An open system is a system where __________.
alexandr402 [8]

Answer:

Can enter or leave the system matter and energy. (The correct option is D)

Explanation:

Open system is defined as the system where exchange of matter, and energy occurs with its surrounding, presenting breaking down, and build up of its materials, and import, export of components.

Open system transfer the material into, and out of the system boundary, it contains an external interaction. A good example of open system is living things they actively connect with its environment, in results it shows changes in both the environment, and the living things.

So, the correct option is D.

4 0
3 years ago
An 880 kg cannon at rest fires a 12.4 kg cannonball forward at 540 m/s. What is the recoil velocity of the cannon? (Unit m/s)
Vika [28.1K]

Answer:

7.61 m/s backwards

Explanation:

Initial momentum = final momentum

0 = (880 kg) v + (12.4 kg) (540 m/s)

v = -7.61 m/s

The cannon's recoil is 7.61 m/s backwards.

8 0
3 years ago
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Help please!!!!
PtichkaEL [24]
The answer is B) Intentional
8 0
3 years ago
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