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All physical substances so far known have a coefficient of friction. In the cases of some substances (wet ice or Teflon, for example) this may be quite low, but there are no truly frictionless surfaces.

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12y ago

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Why do matches light?

friction


What type of friction occurs when striking a match to light a fire?

The friction that occurs when striking a match to light a fire is kinetic friction. As the match head is rubbed against the rough surface of the matchbox, heat is produced due to the friction, causing the match to ignite and light the fire.


Do matches light fire because of friction?

No, matches do not light due to friction. Matches light when the friction of striking them against a rough surface ignites the phosphorus or sulfur in the match head, causing a chemical reaction that creates a flame.


Can speed of light be slowed by gravity or friction?

No.


What are the dangers dynamo lights?

the light's are a danger to the user as the friction of the wheel can rub and injure the person using it and the light can not work some times because the friction can not always light up as not everywhere has a friction-able surface like dirt therefor if you are on dirt using dynamo lights dirt does not give a friction.


Do you need friction to shine a flashlight?

No, you do not need friction to shine a flashlight. A flashlight works by converting electrical energy into light through the use of a bulb or LED and battery. The light produced does not rely on friction to be emitted.


Can you light your hands on fire with friction?

No, you cannot light your hands on fire with friction alone. While friction can generate heat, it is not enough to ignite a fire on your hands. It is important to avoid attempting to create fire in this way as it can be dangerous.


What produces thermal energy but not light energy?

Friction.


What do you use a friction striker to light?

A friction striker is typically used to ignite a flammable material like a match or a piece of flint. The friction created when striking the device against a rough surface generates enough heat to ignite the flammable material.


Is the light produced from a meteor is produced by nuclear fusion?

Light from a meteorite is caused by friction with the atmosphere


What design of a co2 car is the fastest?

light weight and friction


What makes up heat energy?

friction, light and collision