The study of metals and the process for refining and making things from them is called metallurgy.
Metallurgy is said to be the scientific study both of the extraction and refining process of metals from their ores.
This process includes steps such as grinding of the ore also called ore pulverization.
Ore is crushed to increase its surface area for purpose of increasing the level of its reactivity.
Sometimes, the ore is heated in the presence of oxygen to turn the ore into and oxide. This process is known as roasting.
True
Explanation:
Magnetism is the ability of a material to be attracted by a magnet or to act like a magnetic material.
- Magnetism is exhibited by a wide range of substances.
- In fact, the earth behaves like a bar magnet.
- A magnet usually have a magnetic field round them and they exert their forces in this regions.
- Magnets are used for a wide range of functions like in fans and rotors.
- Substances can lose their magnetic ability when exposed to high temperatures and electrically.
Learn more:
Magnet brainly.com/question/2191993
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Answer:
n2(g)+3h2(g)→2nh3(g) balanced
Explanation:
Wayne Breslyn
A monkey needs to use more force and strength than a bat when swinging and they can get more momentum to push forward. and bat needs shorter limbs so they don’t have much weight to carry when they are flapping their wings. they will go faster with less mass in their arms.
