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Social Sciences

The study of human society and of individual relationships in and to society.

5,538 Questions

What is rate of change in science?

Rate of change is called a derivative. Differential equations describe relationships

between rates of change.

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Answer #2:

The first answer is a microsoft answer: technically impeccable, totally uniformative,

and pragmatically useless.

"Rate of change" means (the amount of change)divided by (the time the change takes) .

Where does dynamic equilibrium take place?

Dynamic equilibrium takes place in a closed system where the rate of the forward reaction is equal to the rate of the reverse reaction. This means that the concentrations of reactants and products remain constant over time, even though the reactions continue to occur. Examples include chemical reactions, such as the Haber process for ammonia production.

Why is alloying necessary?

Alloying is necessary to improve the properties of metals, such as strength, hardness, corrosion resistance, and ductility. By mixing different metals together, engineers can create alloys with a combination of characteristics that are better suited for specific applications than pure metals. Alloying also allows for cost-effective ways to tailor the properties of materials to meet various requirements.

How far is the Equator from Chicago?

Chicago is at 41° 59' N latitude. The equator is a 0°N.

Basically, it's 42°(1° in latitude change is 69.2 miles
) * 69.2 miles = 2,906.4 miles

What does a battery cell do?

Theoretically, a battery consists of two or more cells, but in practice most people call a single cell a battery.

A cell is a physical unit that produces a specific voltage, for NiCd it is ~1.2 volts, for lead acid, it is ~2.1 volts.

A battery can be made of a single cell, or multiple cells. In the case of a 9 volt battery, there are typically 6 cells in series to produce the 9 volts (1.5 volts x 6).

AnswerA cell is a single source of electricity produced by a chemical action in the cell. A battery is simply a combination of cells connected electrically.


Fuel cells and batteries are similar because they use a chemical reaction to provide electricity. A battery stores the chemical reactants, usually metal compounds like lithium, zinc or manganese. Once used up, you must recharge or throw away the battery. A fuel cell actually creates electricity through reactants (hydrogen and oxygen) stored externally. The fuel cell will produce electricity as long as it has a fuel supply. In short, a fuel cell vehicle is refueled instead of recharged.

The distance from the earth to a star that has identical apparent and absolute magnitudes is?

The standard distance used for evaluating absolute magnitude is 10 parsec.

The standard distance used for evaluating absolute magnitude is 10 parsec.

The standard distance used for evaluating absolute magnitude is 10 parsec.

The standard distance used for evaluating absolute magnitude is 10 parsec.

Is coustic soda an acid?

No, caustic soda, also known as sodium hydroxide, is a strong base, not an acid. It is highly alkaline in nature and is commonly used in various industrial and household applications for its ability to neutralize acids.

The proportion of dissolved substances in sea water is usually expressed in?

The proportion of dissolved substances in seawater is typically expressed in parts per thousand (ppt) or salinity, which is the concentration of dissolved salts in seawater.

What is the southernmost country located on the prime meridian?

You don't say which meridian.

If you're referring to the Prime Meridian, then the southernmost country is Ghana.

If bitrate is high in mp3 whether volume in high or low?

It won't change the volume of the music majorly but it's the base and sound quality that makes a difference. if you have a low bit rate it might be scratchy or wont sound a s good on high quality speakers.

What does ppp mean in hockey?

PPP in hockey stands for Power Play Points. It refers to the total number of points (goals and assists) a player has accumulated while their team is on a power play.

The origins of the mineral sample were?

The mineral sample is likely formed through a natural geological process such as crystallization from magma, precipitation from water solutions, or metamorphism of existing minerals. The specific origin can vary depending on the mineral's composition and the conditions under which it formed.

Why is water a necessity?

The majority of our bodies are made from it and made up of water.

We loose water and so must gain it back to restore the levels.

Evolutionists may claim that the amount of water could have been when the transaction from Sea creature to Mammal took place.

What is NCI3?

NCI3 is a chemical compound that consists of nitrogen, carbon, and iodine atoms. It is a powerful electrophilic halogenating agent used in organic synthesis to introduce iodine atoms into various molecules.

How are Cordoba and Baghdad similar?

Cordoba and Baghdad were both centers of learning and cultural exchange during the medieval Islamic Golden Age. They were known for their advancements in fields such as philosophy, science, and art, as well as their tolerance towards people of different religious and cultural backgrounds. Both cities were hubs of intellectual activity and attracted scholars from around the world.

How strongly gravity pulls a object is called what?

The force with which gravity pulls an object is called its weight. This weight is determined by the mass of the object and the acceleration due to gravity at that location.

What is the name of the two far end poles of magnet?

North pole, and south pole.

North pole, and south pole.

North pole, and south pole.

North pole, and south pole.

What is retreating monsoon?

The South-West monsoon becomes a weak current and withdraws from Punjab by mid-September. It leaves the Ganga delta by late October. By early November, it leaves the southern part of the peninsula. These particular months from September to November are termed as the period of 'retreating monsoon'. During this time, the days are hot, nights are cool and the daily range of temperature is high.

Venezuela and Columbia as compared with the Guianas have?

Both Columbia and Venezuela have experienced more success than The Guianas in their transformation away from a plantation economy. The Guianas are three territories located in north-eastern South America.

When a wave is created in a pond why do the water particles move outward?

No water particles move outward. It appears so. Actually the water particle do up and down simple harmonic oscillation but successively. So it appears as if something move outward. Actually the distrubance moves and not the particle of the medium

Do all objects equally conduct absorb or emit heat?

No, all objects do not equally conduct, absorb, or emit heat. However, the ability of an object to conduct, absorb, or emit heat depends on its material composition, surface area, and physical properties. Materials like metals are typically good conductors of heat, while materials like wood are poor conductors.

What is the difference between a subscript and a coefficant in a chemical formula?

In a chemical formula, a subscript number is used to denote the number of that type of atom, for example H2SO4 has 2 Hydrogens, 1 Sulphur and 4 Oxygens. A superscript number is not usually used in chemical formulae, but is used in rate equations to show the order of reaction with respect to a particular reactant, enzyme or condition.

How does erosion form deep valleys and canyons?

water erodes a canyon by carrying sediment from the rock walls down the river

What plant part is not green?

The roots of a plant are not green.

A part of a plant is green because it contains chlorophyll, which is used for photosynthesis. Since no light penetrates the ground to reach the roots, the roots need no chlorophyll, and so are brown instead of green.