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Definition of abrasion?
A place where the surface of something, such as skin, has been rubbed away.
Why does a match stick light when rubbed on a rough surface?
When a match stick is rubbed on a rough surface, the friction creates heat. The heat then ignites the chemicals on the match head, specifically the phosphorus and sulfur, which undergo a chemical reaction with the oxygen in the air. This reaction produces a flame, causing the match stick to light.
Why does our eraser get smaller and smaller as we use it?
When you use an eraser to rub something, friction is produced. Friction causes wearing and tearing of things rubbed against a surface. Hope this helps :-)
When Eraser is rubbed with wool do it attract piece of paper?
When refill is rubbed with plain did the paper pieces
How to charge an object by friction?
An object can be charged by friction when rubbed against another surface such asa) polythene rod rubbed against a woollen cloth.This occurred because the woollen cloth lost some of it negative charges when it was rubbed, the negative charges was then transferred to the polythene rod. Now the polythene rod has been charge by friction.For proof... after it has been charged,place the polythene rod next to some *very small bits of paper and see what happens.
What will happen if you rubbed the surface of the newspaper?
if you rubbed it where there was ink, you would get a black mark.
When a mineral is rubbed on a rough surface it leaves a streak or luster?
a luster
Would a rough surface have more or less friction than a smooth surface as you rubbed your hand across it?
more
What is the name of the colored powder a mineral leaves when rubbed on a hard surface?
streak
Definition of abrasion?
A place where the surface of something, such as skin, has been rubbed away.
What refers to the color of powder scraped off a mineral when it is rubbed against a hard rough surface?
The color of the powder left on the rough surface by a mineral is called its streak. The streak plate is a hard surface that helps to determine the different shades and characteristics of the minerals that is rubbed on it.
Is it normal to feel ridges under your skin on your legs and arms that are painful when rubbed?
is the ridges you feel like blisters?
Which mineral property is identified by the color of the powder left behind when it is rubbed across a surface?
streak
If i touch the surface of the brain how does it feel?
touch the surface of the brain how does it feel
Why does a smooth object glide when rubbed over a smooth surface?
Because if there are no rough edges then there is less resistance.
Is friction greater when two rough surface are rubbed together or two smooth surfaces?
two rough surfaces :)
What is meant by the term 'rubbed'?
Rubbed, is a slang word that refers to being touched with a gentle hand, to gently push up against something, or a massage with gently strokes to make one feel better.
