Push and Pull
Hitting a baseball with a bat is what type of force?
Push
True or False: Opposite poles attract each other
True
Objects with the same charge will _______
Repel
Who discovered gravity?
Isaac Newton
GLIINTGHN
Define force
A push or a pull that causes the movement of an object.
If you put 2 south facing poles towards each other they will ______.
Repel
Electrostatic force is when objects move because of their _____ or negative _________. It is caused by _______ electricity.
positive, charge, static
GETMNA
MAGNET
Give 5 different examples of a push force
answers will vary
Define magnetic force
invisible pulling (or push) forces caused by magnets
If you rub a balloon on your hair you make static electricity. Why can the balloon stick the wall?
One object has a negative charge and the other has a positive charge causing them to attract.
Name 4 places where you would use magnets.
Answers will vary
NNO ACOCTNT
What affects the forces of gravity? If we drop 2 objects with the same weight but have different shapes, which will fall first? Why
Answers will vary.
Name 3 types of magnets we used in class
Bar, horse shoe, puck, ring, handle bar.
Explain one of the static electricity experiments we conducted in class and the results.
Answers will vary
Is gravity's force stronger on earth or on the moon?
The earth
TASCTI
STATIC
______ is the reason why when you throw a ball into the air, it comes back down.
Gravity
Name 2/3 types of metal that make objects magnetic
Iron, cobalt, nickel
How is lightning formed?
When a thundercloud forms raindrops bump into each other causing a static electric charge.
____ charges collect at the top of a thunder cloud and ____ charges collect at the bottom of a thunder cloud
Positive, negative
CGMAEITN EIFDL
MAGNETIC FIELD