Why is ice slippery.
Because a thin layer of liquid water that forms on the ice surface.
What are magnetic poles
magnetic poles are where the magnetic strength is attracted to each other N-S
What causes friction?
The interaction between two surfaces when they rub against each other
If Amanda is pushing a door open is she using applied force
Yes
if Amanda is jumping up and down gently is she using friction
If I set a book on the table what is keeping the book from falling through the table
Normal force!
What is an example of sliding friction?
When and object slides across a surface
EX: A child sliding a block across the table
Why do opposites attract but the equals dont?
Because of the electromagnetic forces repel or may not connect as deeply
if one person is on team red pulling and team blue has two people is this unbalanced or Balanced force
Unbalanced force
Why is it hard to drag rubber across smooth glass if friction is caused by surface roughness?
tiny irregularities that can interact with the rubber molecules, creating weak bonds and adhesion
Why are all metals magnetic
Because of the specific arrangement of the electrons align in a way that makes a magnetic force