Unbalanced and Balanced Forces
If forces are balanced that means that they are _______________.
Equal or the same
What is a force?
a push or a pull
Which of these materials is magnetic?
A) eraser B) plastic
C) metal D) paper
C) Metal
All magnets have the same strength. TRUE OR FALSE
FALSE
A hammer coming down on a nail would be an ____________ force.
unbalanced
Sylas and Kyelle are captains in a game of tug of war. Sylas' team pulls with 130 N of force. Kyelle's team pulls with 132 N of force. Who won the game?
Kyelle's team
If Opposite poles (N and S) of a magnet are placed near each other, what happens?
Attract (Opposites attract)
The Earth is one giant magnet. true or false
TRUE
Josh pushed with 10 N of force an object and Taiwo pushed back with 15 N. Did the object move?
Yes! Taiwo pushed with MORE FORCE
Jordan throws a football. Are the forces balanced or unbalanced?
unbalanced
If Similar poles ( N and N) of a magnet are placed near each other, what happens?
They repel
Magnets always attract to one another. true or false
false
If forces of pulling are not the same that means the object is: _________________.
not balanced or MOVING
force
______ spoons are magnetic.
a. plastic
b. metal
c. all
b. metal
If a common object is NOT magnetic, that means it repels magnets. TRUE OR FALSE
False. it means nothing happens to it.
You grab your coat out of your cubbie at the end of the day. What kind of force is this?
pulling / unbalanced
What 2 things do all forces have?
strength and direction.
True or False?
Magnets need to touch something to apply a force?
no!! they are a non-contact force.
What are the invisible lines surrounding a magnet called?
the magnetic field