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Neporo4naja [7]
2 years ago
12

Can someone help please I will give brainliest

Physics
1 answer:
Hatshy [7]2 years ago
3 0
Pretty sure it’s b but don’t hate on me
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What is the difference between contact and action-at-a-distance forces?
Amiraneli [1.4K]

Answer:

A

Contact forces are forces that require the actual contact (touching) of two pieces of matter. ... A field force is a force that works at a distance. No touching is required. Gravity is a good example of a field force, because it works whether or not an object is touching something or touching nothing at all.

4 0
3 years ago
What does it mean when the mark on the ramrod disappears into the barrel of the muzzleloader?
bagirrra123 [75]

The firearm is unloaded.


The ramrod establishes whether the firearm is loaded or unloaded. It thrusts the bullet down the barrel. It is marked by wrapping some tape around it ( at the muzzle end ). This is to effectively signal if the muzzleloader is empty or loaded.


8 0
3 years ago
The stem of thermometer is made by thick glass and the bulb is made by thin glass, Why?​
Svet_ta [14]

Answer:

The reason is to allow the thermometer to respond relatively quickly, and relatively accurately. The glass contains the liquid being used in the thermometer, but if it is too thick, then it will not pass heat as quickly, and it will absorb some of the heat from whatever is being measured.

Explanation:

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7 0
2 years ago
When an object rolls over a surface, the kind of friction that occurs is called
maks197457 [2]

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False, When an object rolls over a surface, the kind of friction that occurs is called <em><u>ROLLING FRICTION</u></em>

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What part of the water cycle is the ocean part of?
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