Two surfaces are rubbing together to create friction. The friction is the force that resists the motion between the two surfaces and can generate heat.
The force caused by two things rubbing together is called friction. Friction is a resistance force that acts in the opposite direction of the motion between the two surfaces in contact. It is caused by the microscopic irregularities on the surfaces interacting with each other.
When two things are rubbed together, friction is produced. The force of friction occurs between the surfaces of the objects in contact and opposes the motion between them.
Examples of two objects that rub together include rubbing a balloon against fabric to create static electricity or rubbing two sticks together to start a fire.
Sticks rubbing together is an example of friction, a force that opposes the motion of two surfaces in contact. When sticks rub together, the friction between them generates heat and can produce sparks, which is why rubbing sticks together is a traditional method for starting fires.
Rubbing together two smooth surfaces will typically result in less friction compared to rubbing together rough surfaces. This is because smooth surfaces have fewer irregularities and less surface area in contact, leading to reduced friction. Rough surfaces have more contact points and irregularities, increasing friction.
The force caused by two things rubbing together is called friction. Friction is a resistance force that acts in the opposite direction of the motion between the two surfaces in contact. It is caused by the microscopic irregularities on the surfaces interacting with each other.
When two things are rubbed together, friction is produced. The force of friction occurs between the surfaces of the objects in contact and opposes the motion between them.
Examples of two objects that rub together include rubbing a balloon against fabric to create static electricity or rubbing two sticks together to start a fire.
two plates rubbing together
Sticks rubbing together is an example of friction, a force that opposes the motion of two surfaces in contact. When sticks rub together, the friction between them generates heat and can produce sparks, which is why rubbing sticks together is a traditional method for starting fires.
By rubbing 2 pieces of wood together which then made a fire.
by rubbing two peices of clothing together
Static
by rubbing two stones together
Rubbing together two smooth surfaces will typically result in less friction compared to rubbing together rough surfaces. This is because smooth surfaces have fewer irregularities and less surface area in contact, leading to reduced friction. Rough surfaces have more contact points and irregularities, increasing friction.
Rubbing two rocks together
heat energy