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olya-2409 [2.1K]
3 years ago
6

A plane with the speed of 210 miles per hour is flying at an angle of 40 degrees from true east and a 45 mile per hour wind is b

lowing directly from the west. What is the angle measure and the speed of the true course of the plane?
Physics
1 answer:
Yanka [14]3 years ago
3 0
Medtvtvyftfunuhyfsvghjji
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How is energy involved in the formation of a covalent bond?
frez [133]

The energy is involved in ionization, electron affinity etc

The following are the conditions that favor the creation of covalent bonds since they are generated by the mutual sharing of electrons:

  • Electron affinity, first. If both atoms have a strong electron affinity, a covalent link is often preferred between them.
  • The energy of ionization. The ionization energy of the two atoms participating in the bonding process should be high.
  • Atomic Dimension. The atoms that form covalent bonds should have lower atomic sizes. Stronger covalent bonds are created when atoms have smaller atomic radii.
  • Electronegativity. Both atoms' electronegativities ought to be high. The two atoms' electronegativities should differ as little as possible.
  • In order to establish covalent bonds, the atoms' high ionization energy is involved.

To learn more about covalent bond visit:

brainly.com/question/19382448

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5 0
1 year ago
Why does it matter if a material is amorphous or crystalline? How does the arrangement of atoms affect the properties of materia
Rashid [163]

Answer:

<em>It matters because crystalline and amorphous materials have different properties. The arrange affects the melting point (defined in crystals and a larger range in amorphous) and shape (geometrical in crystals, no geometrical in amorphous). </em>

Explanation:

The particles that compose a solid material are held in place by strong tractive forces between them when we analyze solids we consider the position of the atoms (molecules or ions) rather than their motion (which is important in liquids and gases). This positioning can be arranged in two general ways:

  • Crystalline solids have internal structures that in turn lead to distinctive flat surfaces or face, these faces intersect at angles that are characteristic of the substance, crystals tend to have sharp, well defined and high melting points because of the same distance from the same number and type of neighbors. They generally have geometric shapes, some examples are diamonds, metals, salts.
  • Amorphous solids produce irregular or curved surfaces when broken and they have poorly defined patterns when exposed to x rays because of their irregular array. In contrast with crystal solids, amorphous solids soften over a wide temperature range due to the different amounts of thermal energy needed to overcome different interactions. Some examples of these solids are gels, plastics, and some polymers.

I hope you find this information useful and interesting! Good luck!

8 0
4 years ago
A liquid will evaporate more.....at a lower temperature
nadezda [96]

Answer:

Otherwise, as long as the air is not saturated with water vapor - which is to say that the humidity is below 100% - some evaporation can occur at any temperature when there is liquid water to evaporate. The higher the temperature, the faster evaporation takes place, and the lower the temperature, the slower evaporation takes place.

7 0
3 years ago
Is it possible for speed to be constant while acceleration is not zero?
Firlakuza [10]
Sure enough !

Acceleration means any change in speed OR DIRECTION of motion.

So if something is moving in a circle or around a curve, even at constant
speed, its direction is changing, so acceleration is not zero.
5 0
3 years ago
I’ll mark brainliest
Flura [38]

Answer:

When the image distance is positive, the image is on the same side of the mirror as the object, and it is real and inverted. When the image distance is negative, the image is behind the mirror, so the image is virtual and upright.

Explanation:

3 0
3 years ago
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