GK
CHEMISTRY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
A very small piece of something.
|
|
|
A planet.
|
|
|
A part of a machine.
|
|
|
Anything that has mass and takes up space.
|
Detailed explanation-1: -noun. a minute portion, piece, fragment, or amount; a tiny or very small bit: a particle of dust; not a particle of supporting evidence. Physics. one of the extremely small constituents of matter, as an atom or nucleus. an elementary particle, quark, or gluon.
Detailed explanation-2: -A particle is an extremely tiny piece of matter, and scientists believe that everything in the universe is made up of particles. Particles can range in size, from larger subatomic particles, like electrons, or much smaller microscopic particles like atoms or molecules.
Detailed explanation-3: -Some examples of particles are planets, a carbon atom, and an electron. Quarks and protons are fundamental particles. Fundamental particles are already the smallest, least massive particles and are considered fully stable.