What were ancient Greek houses called?
What were ancient Greek houses called?
oikos
What does oikia mean in Greek?
Noun. οἰκῐ́ᾱ • (oikíā) f (genitive οἰκῐ́ᾱς); first declension. house, dwelling, lair. household, domestic affairs. household, family.
What does Oikos mean in economics?
Most of us are familiar with the prefix “ecos.” It conjures up images of Earth, and forms the basis of words such as ecology, economics and ecosystem — which all share the same Greek root, ecos, derived from “oikos,” meaning “house or household.” Economy is derived from the Greek oikonomia: oikos plus nomos.
What does Oikos and logos mean?
Derived from Greek oikos = house, logos = study, literally = study of our home Ecology = study of organisms and their interactions with each other and with their environment.
What does the purest form of love mean?
Pure love is a feeling deep within a person’s mind. Some might refer to these feelings as vibrations within the heart or soul. Pure love fosters compassion kindness and giving. In their purest form, these feelings of love are not conditional upon any desires for the self, including the desire to be loved in return.
What is the purest act of love?
unconditional love
Is real love selfless?
There are also many definitions of selfless love and only some of them are true! Selfless love is when other people’s happiness is a reflection of our own. True love is selfless love. It is unconditional love that consists of devotion, respect, appreciation, sacrifice, and – most importantly – selflessness.
What is the purest form of life?
Unlike any other living thing on Earth, electric bacteria use energy in its purest form – naked electricity in the shape of electrons harvested from rocks and metals. …
What is the purest material in the world?
Examples of Pure Substances:
- Gold. It has the same composition no matter where it comes from.
- Diamonds. They are formed deep within Earth in only a very few areas.
- Water. Considered a pure substance if the water contains only hydrogen and oxygen.
- Baking soda.
- Table salt.
What is the purest form of water?
Rain water
Why is rain water not good for drinking?
Rain can wash different types of contaminants into the water you collect (for example, bird poop on your roof could end up in your water barrel or tank). Rainwater can carry bacteria, parasites, viruses, and chemicals that could make you sick, and it has been linked to disease outbreaks.
Is rain water the cleanest water?
Most rain is perfectly safe to drink and may be even cleaner than the public water supply. Rainwater is only as clean as its container. Only rain that has fallen directly from the sky should be collected for drinking. Boiling and filtering rainwater will make it even safer to drink.
Is rain water healthy to drink?
Safety of drinking rainwater There is nothing inherently unsafe about or wrong with drinking rainwater, as long as it’s clean. In fact, many communities around the world depend on rainwater as their primary source of drinking water. That said, not all rainwater is safe to drink.
How do you sanitize rainwater?
The most common technologies include boiling, iodine, chlorination, solarization, ultraviolet (UV) irradiation, ozonation, microfiltration and ultrafiltration.
What are the advantages of rainwater?
5 Advantages of RainWater Harvesting
- Reduces Flooding and Erosion. Harvesting rainwater can help the environment in a number of ways.
- Reduces Water Bills.
- Reduces Demand on Ground Water.
- Can Be Used for Non-drinking Purposes.
- Can Improve Plant Growth.
What chemicals are in rainwater?
Rainwater is a mixed electrolyte that contains varying amounts of major and minor ions. Sodium, potassium, magnesium, calcium, chloride, bicarbonate, and sulfate ions are major constituents, to- gether with ammonia, nitrate, nitrite, nitrogen, and other nitroge- nous compounds (Hutchinson, 1957).
What is the pH of the rainwater?
between 5.0 and 5.5
Does rainwater contain hydrogen peroxide?
All these observations indicate that photochemical reactions that involved volatile organic compounds are the predominant source of H2O2 observed in rainwater. During several individual rainstorms, H2O2 concentration was found to increase as a function of time due to electrical storm activities.
Does rainwater contain salt?
Rainwater compositions vary geographically. In open ocean and coastal areas they have a salt content essentially like that of sea water (same ionic proportions but much more dilute) plus CO2 as bicarbonate anion (acidic pH).
Why is rain water salty?
Salt in the sea, or ocean salinity, is mainly caused by rain washing mineral ions from the land into water. Carbon dioxide in the air dissolves into rainwater, making it slightly acidic. When rain falls, it weathers rocks, releasing mineral salts that separate into ions.
Is Rain freshwater or saltwater?
Rain replenishes freshwater in rivers and streams, so they don’t taste salty. However, the water in the ocean collects all of the salt and minerals from all of the rivers that flow into it.
Are there nutrients in rainwater?
Rain contains nitrates—an important macro-nutrient. Rainwater contains nitrate – the most bio-available form of nitrogen. Nitrates, which are made up of nitrogen and oxygen, are formulated by nature for maximum uptake by your plants. Plants typically absorb most of their nitrates from the soil.