A solid is a state of matter that retains its shape and density when not confined. What is a solid state? When particles are arranged and packed closely -- compared to those in a gas or liquid -- and are relatively stable, they are considered to be in a solid state. Solids tend to ...
What is matter? What are states of matter? Matter makes up our planet and the whole universe.On Earth, all matter exists in one of three main states: solid, liquid or gas. Asolidcan hold its shape (for example, water in solid form is ice). Aliquidlike water forms a pool: it flows...
A gas is a substance that is in a gaseous, or vaporous, state ofmatter. The termgasis also used in reference to the state itself when applied to matter that has the properties of a gaseous substance. Gas is one of four natural states of matter, along withliquid,solidandplasma. A gas...
Under standard temperature and pressure, methane is a gas. As a small non-polar molecule, the bonds between the molecules of methane are weak, but... Learn more about this topic: States of Matter Lesson for Kids from Chapter 6/ Lesson 44 ...
常用在what， something， anything或nothing后。复数形式matters意为“情形，事态”，而不是“多件事”。matter还可作“重要性”解，为不可数名词，有时也可作“原因”“理由”解。(in) a matter of还可与表示时间、距离、金钱的词连用，意为“…左右，…上下”，有“很少”的意味。what...
What Is Liquid? Understanding the States of Matter中国信息技术软件产业国际化Liquids exist in a relatively small part of the enormous range of temperatures and pressures existing in the universe. Nevertheless, they are of vital importance for physics and chemistry, for technology, a...
Bose-Einstein Condensate (BEC) is a state of matter (also called the fifth state of matter), which is formed when a gas of bosons at low densities is cooled to temperatures very close to absolute zero (-273.15^@C).
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has a definite volume but no definite shape has fast-moving particles 2. Multiple Choice 30 sec 1 pt Which state of matter has tightly packed particles? solid liquid gas 3. Multiple Choice 45 sec 1 pt What is matter? anything that has mass and takes up space anything that can ...
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