Category: Physics

How do you achieve accuracy in writing? Accurate language requires the careful use of paragraph and sentence structure and word choice to describe and analyze your topics effectively. As a writer, you gain command of accuracy by studying the elements of style and by learning to apply those elements to your drafting, revising, editing, and […]

When was the first woman in space? June 1963 Who is the first woman to walk in space? cosmonaut Svetlana Savitskaya What human remains are on the moon? To date, the late scientist Eugene Shoemaker is still the only person whose remains have been sent to the Moon. Even casual stargazers are likely to recognize […]

What is pitch reading? Pitch is written using the five lines and four spaces of the staff. The notes go up in sound, or pitch, as you climb through A, B, C, D, E, F, and G. After G comes A again, which has the same tone as the first A, but higher in pitch […]

Which has more efficiency Otto cycle and diesel cycle? 3. 6 Diesel Cycle. Although for a given compression ratio the Otto cycle has higher efficiency, because the Diesel engine can be operated to higher compression ratio, the engine can actually have higher efficiency than an Otto cycle when both are operated at compression ratios that […]

Is solid a fixed volume? Solids. A solid is in a state of matter that maintains a fixed volume and shape. A solid’s particles fit closely together. The forces between the particles are so strong that the particles can not move freely; they can only vibrate. What is the meaning of fixed volume? Fixed volume […]

What is the relationship of mass and volume? Mass and volume are two units used to measure objects. Mass is the amount of matter an object contains, while volume is how much space it takes up. Example: A bowling ball and a basketball are about the same volume as each other, but the bowling ball […]

How do you make a charger without electricity? Using wind energy. Wind farms are an excellent alternate source of power, which is gaining traction all over the world. Using heat energy. A Japanese innovation firm has created a pan charger which can use heat to produce enough energy to charge a phone. Shout to charge. […]

How is pollution related to inequality? Environmental inequality implies disadvantages in subpopulations and certain communities because increased levels of both pollution exposure and socioeconomic deprivation may lead to impaired health. This allows us to identify areas at highest risk of environmental inequality for each of the air pollution scenarios. How do you ensure environmental justice? […]

What does it mean 180 degrees out of phase? A phrase used to characterize two or more signals whose phase relationship with each other is such that when one is at its positive peak the other is at (or near) its negative peak. This is also commonly referred to as being 180 degrees out of […]

What is an example of physical and chemical properties? Physical properties are those that can be observed without changing the identity of the substance. The general properties of matter such as color, density, hardness, are examples of physical properties. Flammability and corrosion/oxidation resistance are examples of chemical properties. What are the physical and chemical properties […]