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Miscellaneous

The Miscellaneous category is for a wide variety of questions and answers that we find important, but that have not found a home in one of our specific categories.

14,596 Questions

What determines a mierals cleavage and hardness?

Cleavage is the measure of how a mineral breaks along a plain when it is exposed to stress. If, when the mineral breaks, it retains a smooth surface along the broken plain it has cleavage. Hardness is the mineral's ability to resist scratching. Diamond is the hardest mineral and it cannot be scratched by anything except another diamond.

Do all minerals melt at the same temperature?

No, minerals have varied melting points depending on their chemical composition and structure. Different minerals will melt at different temperatures. Some minerals have low melting points, while others require extremely high temperatures to melt.

What is being done to make sure that the effects will be much less if another tsunami occurs?

  • Dense mangrove habitats reduce the force of waves and reduce the pressure.
  • Coral reefs may be artificially constructed: these have been shown to reduce the impact of tsunamis.
  • Better education of residents about evacuation procedures. In conjunction with this, early warning systems need to be devised.
  • Building settlements further inland and away from the lowest-lying regions also reduce the impact on people" if people do not live there. impact is minimised. This, however, is rarely economically viable.
  • Read more: How_can_you_reduce_a_tsunami's_impact

What is the process by which finished products are made from natural resources called?

The process by which finished products are made from natural resources is called production. This involves extracting, refining, and transforming raw materials into usable goods through various manufacturing processes.

What to do if you drink hydrogen proxide?

Drink as much water as you can, so as to dilute the the solution, and decrease the concentration. After swallowing hydrogen peroxide, you will expect irritation, nausea and headaches. However, these are all temporary and should go away soon.

What dissolves road salt?

There is always more heat above road than above ground . Due to this vapours are formed above road due to continous heat from sun . Therefore the salt gets mixed with the vapours and get evaporated .

Is loudness determined by pitch of a sound?

No, loudness is determined by the amplitude (volume) of a sound wave, whereas pitch is determined by the frequency of the sound wave. Loud sounds have higher amplitudes, while pitch is related to the number of wave cycles that occur in a second.

Why is oxygen stored in convex cylinders?

Oxygen is stored in convex cylinders because they are safer and more stable compared to flat cylinders. The convex shape allows for better pressure control inside the cylinder, reducing the risk of leaks and potential hazards. Additionally, convex cylinders are easier to transport and handle due to their ergonomic design.

What is the structure of beta radiation?

Beta radiation consists of high-speed electrons (β-) or positrons (β+) that are emitted during the radioactive decay of certain isotopes. These particles have a smaller mass compared to alpha particles and are highly penetrating, capable of traveling several meters in air and penetrating soft tissue. Beta radiation can be stopped by a few millimeters of aluminum or several centimeters of concrete.

What is h2os4?

H2OS4 is a chemical formula that does not correspond to any known molecule. It appears to be an incorrect representation or a typo. If you provide more context or information, I may be able to help clarify further.

What is 3hz?

3Hz refers to 3 cycles or oscillations per second. In the context of sound or light waves, 3Hz would represent a very low frequency. In the human brain, delta brain waves, associated with deep sleep, are typically around 0.5-4Hz.

Can wood be dissolved?

Well, if you took ninth grade science you'd know that wood CAN be dissolved, this is caused by weathering such as; rain, snow, hail, ice and wind damage.

What does sewage smell like?

Like poop, pea and nastiness. I can't really explain it. It just smells REALLY bad. Yah can't really argue..... Just imagine all the nasty stuff that goes down your toilet that's mixed with dirty water and mud and has been sitting for 2 months.... Yupp tastes good doesn't it

Does sound remain in objects?

depends what object it is. if its a sound proof one then i think so.:)

Why is a round piece of steel with a hole in it called a washer?

A washer is so named because it is used to "wash" or distribute the pressure of a nut or bolt over a larger surface area to prevent damage to the material being fastened. The hole in the center allows it to be placed around the bolt or screw.

For how many seconds should a moment of silence last?

A moment of silence typically lasts for 1 minute, which is equivalent to 60 seconds.

Why is your tempurpedic hard as a rock?

This is a fairly easy one, and in fact there is also a solution. Here are a few simple steps.

Steps:

1. Locate your mattress and spring box

2. Find the space between them

3. Remove the rock out from under your tempurpedic mattress

4. Lay back down on the mattress, it should now be fixed

I'm glad I could help you out.

P.S. Tempurpedics are perfect in every way, so if you think it is as hard as a rock you must be in fact laying on said rocks

Improved answer -

Tempurpedic mattresses become very hard when they are cold. As they heat up to the rooms temperature, they soften again.

Do women exert more pressure in heels or flats on the ground?

Women exert more pressure on the ground when wearing heels compared to flats. This is because the surface area in contact with the ground is smaller when wearing heels, leading to an increase in pressure. Additionally, the body weight is distributed differently in heels, causing more strain on certain areas of the foot.

Why do you have to turn the knob on a lamp clockwise to turn it on?

Because the knob is originally threaded, like a screw, which is how you attach the knob to the lamp. It is threaded clockwise, so that as you turn the knob in that direction, you don't unscrew the knob. On some lamps, turning it the other way removes the knob.

Is hydrogen in deoderant?

Hydrogen is a simple gas, odourless and tasteless. It would have no value as a deodorant.

Can magnets be melted?

Yes, magnets can be melted. Most magnets are made from metals like iron, nickel, and cobalt, which have melting points that can be reached in a furnace. However, the magnetic properties of a magnet may be altered or lost during the melting process.

How barometric leg concept works?

The barometric leg concept involves using differences in air pressure at different heights to create a continuous flow of water without the need for a pump. As water is removed from the bottom of a pipe, the air pressure at the top of the pipe pushes more water up to maintain equilibrium. By utilizing this principle, water can be lifted effectively in situations where using a pump may not be feasible or efficient.

Can you use witch-hazel for isopropyl alcohol?

No, witch hazel and isopropyl alcohol are two different substances. Witch hazel is a natural astringent with anti-inflammatory properties, while isopropyl alcohol is a disinfectant commonly used for cleaning and sanitizing purposes. They are not interchangeable.

Who was the father of James Prescott Joule?

James Prescott Joule's father was Benjamin Joule. Benjamin was a wealthy brewer who supported his son's early scientific experiments and education.