Category: Physics

What do gas bubbles in lava form? Gas bubbles formed and rose to the surface of lava which flowed freely on the surface of a young Earth. As the lava gradually solidified to form rock, these bubbles were trapped inside, forming spaces inside the rock called vesicles. What makes some magma explosive? Explosive eruptions If […]

What controls the shape of the lens group of answer choices? Near the front of the eye is the ciliary body, a group of muscles and ligaments that attach to the lens. These muscles change the shape of the lens as they relax and contract. Why do doctors put a light in your eye? You’ve […]

Which falls faster a bowling ball or a marble? A Marble, A Piano And Banana The idea is that everything falls at the same rate, no matter what its mass is. The bowling ball has a greater mass, so there’s more stuff for gravity to act on. In that sense, gravity is pulling on it […]

How does a half moon look? There’s no half-moon phase, at least not in any official way. Invariably, when referring to a half moon, observers are looking at a quarter moon. You see a moon that looks half-illuminated, like half a pie. Full moon signifies that the full visible surface of the moon – its […]

What are the 7 critical thinking skills? The Skills We Need for Critical Thinking The skills that we need in order to be able to think critically are varied and include observation, analysis, interpretation, reflection, evaluation, inference, explanation, problem solving, and decision making. What is the role of critical thinking in daily life? Everyone needs […]

How much does it cost to rebuild a seawall? To repair or replace a seawall, it can cost anywhere from $150-$250 per linear square foot. Who is responsible for seawall repair? One of the things that many prospective buyers don’t consider is the condition of the seawall in front of the property. The property owner […]

How do you find the distance between two parallel lines in linear algebra? In order to find the distance between two parallel lines, first we find a point on one of the lines and then we find its distance from the other line. Let (x1,y1) be a point on line (i); then its distance from […]

Is milk a pure? Complete answer: As we know that the pure substances are either elements or compounds while the mixture is a resultant product of any two or more than two substances. Therefore milk is a mixture not a pure substance. Main compounds of milk are lactose and casein. How can we check pure […]

What are 4 types of heart disease? Heart Disease: Types, Causes, and Symptoms Coronary Artery Disease (CAD) Heart Arrhythmias. Heart Failure. Heart Valve Disease. Pericardial Disease. Cardiomyopathy (Heart Muscle Disease) Congenital Heart Disease. What is a serious heart condition? Heart failure is a serious condition that occurs when the heart can’t pump enough blood to […]

Is period of pendulum proportional to length? Thus, T=2π√Lg T = 2 π L g for the period of a simple pendulum. This result is interesting because of its simplicity. The only things that affect the period of a simple pendulum are its length and the acceleration due to gravity. The period is completely independent […]