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Friction.
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∙ 12y ago
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What is charging by rubbing?
Ø Method of rubbing two objects together
Lance is rubbing two sticks together. The friction causes the kinetic energy from rubbing the two sticks to be converted into?
heat energy
Why do charges appear on rubbing two objects together?
because the rubbing creates static, this static is a type of electricity
Why does rubbing wool against plastic create static electricity?
Rubbing wool against plastic doesn't actually "create" static electricity. However, rubbing wool and plastic together does increase the surface area of the two materials that are coming into contact. When this happens electrons are exchanged between the two surfaces creating an imbalance. It is this imbalance of electrons that we see as static electricity.
What is a force caused by two object rubbing against each other?
when rubbing two objects together it is called fricton
What kind of electricity can be caused by rubbing two materials together?
Static
When rubbing two materials together does it knock off positive or negative charges?
negative
Rubbing certain materials together creates?
Static electricity.
What is charging by rubbing?
Ø Method of rubbing two objects together
What is the term used to describe the process in which light is produced by rubbing materials together?
Triboluminescence
How is a positive charge usually given to a neutral object?
Friction will give a positive charge to a neutral object by conduction. This is done by rubbing two different materials together.
Lance is rubbing two sticks together. The friction causes the kinetic energy from rubbing the two sticks to be converted into?
heat energy
What forms a volcano eruption?
two plates rubbing together
How did early man invent fires?
By rubbing 2 pieces of wood together which then made a fire.
Why do charges appear on rubbing two objects together?
because the rubbing creates static, this static is a type of electricity
Why does rubbing wool against plastic create static electricity?
Rubbing wool against plastic doesn't actually "create" static electricity. However, rubbing wool and plastic together does increase the surface area of the two materials that are coming into contact. When this happens electrons are exchanged between the two surfaces creating an imbalance. It is this imbalance of electrons that we see as static electricity.
How can you create static electrcity?
by rubbing two peices of clothing together
