How do I choose a propane regulator? Depending on the number of btu/hr that the gas appliance(s) requires, one chooses the adjustable propane gas regulator which delivers the required number of btu/hr. Choose the...
How do you know if a molecule is linear? The number of bonded pairs is equal to the number of substrates attached to the central element of the binary compound and represents the number...
Was the Neolithic revolution good for human society? It was a huge stepping stone for the early humans, for it started the transition from a hunting-gathering society to an urban, agricultural society and shaped...
What is the oldest house in the world? the Knap of Howar Which country has the oldest buildings? Dating back to 3600 BC and 700 BC, the Megalithic Temples of Malta are considered to...
What was the homo sapien diet? The diet of the earliest hominins was probably somewhat similar to the diet of modern chimpanzees: omnivorous, including large quantities of fruit, leaves, flowers, bark, insects and meat...
Why are we called Homosapien? What the name Homo sapiens means. The name we selected for ourselves means ‘wise human’. Homo is the Latin word for ‘human’ or ‘man’ and sapiens is derived from...
What is an ionic bond vs covalent? Key Points. The two main types of chemical bonds are ionic and covalent bonds. An ionic bond essentially donates an electron to the other atom participating in...
How does technology influence culture? So, technology is incorporated in all aspects of culture including travel, food, government, and art. Technology shapes different cultures and differentiates one from another. It allows us to intermix....
Are tide pools and rock pools the same? On a rock-covered shore, when the water level drains out to sea, pools of seawater get trapped in between the rocks. These are called tide pools...
What is the density of the layers of the earth? Structure of the Earth Thickness (km) Density (g/cm3) Crust 30 2.2 Upper mantle 720 3.4 Lower mantle 2,171 4.4 Outer core 2,259 9.9 Is...