Is there a ball that can bounce forever?

Is there a ball that can bounce forever? The law of conservation of energy implies that a bouncing ball will bounce forever. Of course, it does not. When you drop it on the floor, it changes some of its energy into other forms, such as heat, each time it hits the floor. What are bouncy […]

What is the ability to change matter?

What is the ability to change matter? Energy is defined in science as the ability to move matter or change matter in some other way. Energy can also be defined as the ability to do work, which means using force to move an object over a distance. How does energy cause changes? HOW DOES ENERGY […]

Which is called the living part of a cell?

Which is called the living part of a cell? Protoplasm (/prəʊtə(ʊ)ˌplaz(ə)m/, plural protoplasms) is the living part of a cell that is surrounded by a plasma membrane. In some definitions, it is a general term for the cytoplasm (e.g., Mohl, 1846), but for others, it also includes the nucleoplasm (e.g., Strasburger, 1882). Is a living […]

What is Mew M?

What is Mew M? The micrometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is an SI derived unit of length equalling 1×10−6 metre (SI standard prefix “micro-” = 10−6); that is, one millionth of a metre (or […]

How do you calculate energy change?

How do you calculate energy change? To calculate an energy change for a reaction: add together the bond energies for all the bonds in the reactants – this is the ‘energy in’ add together the bond energies for all the bonds in the products – this is the ‘energy out’ energy change = energy in […]

Do volcanoes cause lightning?

Do volcanoes cause lightning? Volcanic lightning arises from colliding, fragmenting particles of volcanic ash (and sometimes ice), which generate static electricity within the volcanic plume, leading to the name dirty thunderstorm. Moist convection and ice formation also drive the eruption plume dynamics and can trigger volcanic lightning. What does volcanic earthquake mean? A volcano tectonic […]

Is electromagnetic force affected by intervening medium?

Is electromagnetic force affected by intervening medium? EM force does not need any intervening medium. Why is gravitational force independent of medium? Gravity is unipolar, attractive. So when it goes through a medium, there is no polarizing effect or polarizing forces. Thus the gravitational constant is independent of the intervening medium. Does electrostatic force depend […]

Has Chang E 5 landed?

Has Chang E 5 landed? Like its predecessors, the spacecraft is named after the Chinese moon goddess Chang’e….Chang’e 5. Spacecraft properties Landing date 16 December 2020 17:59 UTC Return capsule Landing site Inner Mongolia, China Lunar orbiter Orbital insertion 28 November 2020 12:58 UTC Is Chang E real? Chang’e, Wade-Giles romanization Ch’ang O, the Chinese […]

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