Forces: Contact and Non Contact Forces.

Question 1

What is a force?

Answer 1

• Push or pull that acts on an object due to the interaction with another object.
• All forces have both magnitude and direction.
• ## Newtons= Unit.

Question 2

What are the 2 catergories forces can be split into?

Answer 2

• Contact and Non Contact forces.

-

Question 3

WHat is a contact force?

Answer 3

• 2 objects are physically touching.

Question 4

What is a non contact force?

Answer 4

• Two objects are physically separate.

-

Question 5

What examples are there for contact forces?

Answer 5

• Tension in a rope.
• Friction.
• Air Resistance.

Question 6

What is normal contact force?

Answer 6

= happens when 2 objects are in direct contact.

Question 7

What examples are there for non contact forces?

Answer 7

• Gravitational Force.
• Electrostatic force
• Magnetic force