Category: Physics

What symbiotic relationships do elephants have? Oxpeckers. Oxpeckers are birds that land on elephants, where they eat lice, ticks, and other parasites living on elephants’ skin and hair. This symbiotic relationship benefits the elephant by removing irritating pests that can spread disease, and the oxpecker also benefits by getting an easy meal. What is an […]

When light enters the eye it first passes through what structure quizlet? As light enters the eye, it first passes through a lubricating tear film that coats the cornea. The clear cornea covers the front of the eye and helps to focus incoming light. After light passes through the cornea it travels through a clear, […]

How do electric eels not kill themselves? They reduce the danger to themselves by flexing their bodies in a shape that prevents the electric current from passing through their heart. When they are charging up, they stiffen into a line segment very much like a straightedge. How does an electric eel shock its prey? The […]

What is the EU migration policy? Migration policy of the European Union – is a set of principles and measures used by member countries of the European Union aimed to regulate migration processes in the EU zone. How is migration managed within the EU? They set out the rules for returning people residing illegally in […]

What produces a reverse fault? Reverse faults are exactly the opposite of normal faults. If the hanging wall rises relative to the footwall, you have a reverse fault. Reverse faults occur in areas undergoing compression (squishing). How do faults affect Earth’s surface? Earthquakes occur on faults. A fault is a thin zone of crushed rock […]

What is shear strain equal to? Shear strain is defined by the ratio of the largest displacement Δx to the transverse distance L0. shear strain=ΔxL0. shear strain = Δ x L 0 . Shear strain is caused by shear stress. Shear stress is due to forces that act parallel to the surface. What is shear […]

Is whey halal? Whey protein is haram if prepared with non microbial enzyme. Whey is actually a by-product of cheese which may or may not be halal because of the use of rennet in cheese making. There are two kinds of whey, one is sweet or rennet whey and the other is acid whey. What […]

Which country has the toughest driving test? Where’s the hardest country to pass your driving test? UK Driving Test – legal age: 17. Introduced back in 1935, the UK to reduce the number of casualties on the roads, the theory and practical elements of the test have advanced greatly over the decades. Sweden Driving Test […]

Why do we feel hot under tungsten bulb? So hot, in fact, that it gives off enough energy to cause the filament to glow. This is the same reason that the cooking elements on an electric stove glow red when they heat up. Did you know? The tungsten filament in an incandescent light bulb heats […]

What is the main purpose of a foreign policy? The main objective of foreign policy is to use diplomacy — or talking, meeting, and making agreements — to solve international problems. They try to keep problems from developing into conflicts that require military settlements. What are the four goals of foreign policy? The State Department […]