Category: Physics

Does rising air warm or cool? Rising air always cools, and, conversely, sinking air always warms. This type of temperature change, which is caused simply by ascent or descent in the atmosphere, is called adiabatic cooling or warming. When air moves vertically, its pressure changes. What causes the air mass to cool what happens to […]

Is gold monatomic or diatomic? Some sources cite the different color of the gold from its usual yellow color as evidence of it being monatomic. Any chemist (or alchemist, for that matter) knows gold is a transition metal that forms colored complexes and also assumes different colors as a pure metal as a thin film. […]

What happens when the moon and sun are at right angles from each other? Neap tides, which also occur twice a month, happen when the sun and moon are at right angles to each other. In both cases, the gravitational pull of the sun is “added” to the gravitational pull of the moon on Earth, […]

How many appliances can be on a 20 amp circuit? A 20 Amp breaker can handle up to 2,400 Watts. Many of the breakers you see in the panel run entire rooms. This includes things like standard outlets and built-in lighting systems. Though there are some breakers that are set up to handle one single […]

What are the 4 characteristics of a good map? Scale, map projections, generalization, and symbolization are common to every map and are considered as basic characteristics of maps. What are the different components of a map? There are three Components of Maps – distance, direction and symbol. Maps are drawings, which reduce the entire world […]

Is it OK to be rude? When a person is being rude or hurtful to you or someone else. And lastly, if someone is being incredibly rude or hurtful it is always okay to be rude in response. This includes any words or behavior that are in anyway racist, misogynistic, or anything that is similarly […]

What is the rarest type of eclipse? Just 9 hours later, the Moon will pass perfectly between the Earth and the Sun, creating an annular solar eclipse for a myriad of observers across Africa and Asia. It’s an incredibly rare occurrence to have a solstice solar eclipse, but there’s a good reason for it this […]

What is the best example of specialization? When an economy can specialize in production, it benefits from international trade. If, for example, a country can produce bananas at a lower cost than oranges, it can choose to specialize and dedicate all its resources to the production of bananas, using some of them to trade for […]

What are examples of unbalanced forces? Practically anything that moves is a result of the exertion of unbalanced forces on it. If you kick a football and it moves from one place to another, it means that unbalanced forces are acting upon it. Ball moves from one place to another after kicking it. This is […]

How do you calculate total population size? This method of estimation is called the Lincoln Index. P = (N1 x N2)/ R. P = total size of population. N1 = size of first sample (all marked) N2 = size of second sample (recapture: some will be marked, some won’t) R = number of marked individuals […]