What is a _________ or ___________ on an object?
What is a push or a pull.
There are 4 type of forces: _____________, gravity, electrostatic, and magnetic.
What is friction.
Net force is the __________of all forces acting on an object.
What is sum.
_______________ is when an
object changes position
over time.
What is motion.
Sir Isaac Newton was a __________________ and ______________________.
What was a phsicist and mathematician.
Force is always required to change the ___________ of an object.
What is the motion.
The attraction or repulsion between electrically charged particles.
What is Magnetic force.
_____________ forces cause
an object to move
and/or change direction.
What is unbalanced.
The motion of an object is always judged with respect to some other object or _____________.
What is a point.
He studied the planets and discovered the Laws of __________________.
What is the Laws of gravity.
Force always has _____________ and direction.
What is magnitude.
The force that pulls objects towards the center of the Earth.
What is gravity.
If forces push or pull together,
they are __________________.
What is added.
You can tell if you are moving based on the distance from a ________________ __________________.
What is a reference point.
What is Newton's 1st Law?
What is an object in motion will remain in motion and an object in rest will remain in rest unless acted on by another force.
Forces can set an object in motion or change the speed and ______________of motion.
What is direction.
A force that opposes motion between 2 surfaces that are in contact.
What is friction.
_______________forces do not
cause an object to move
and/or change direction.
What is Balanced.
Motion can also be described using a ______________ ___________________.
What is a reference direction.
What is Newton's 2nd Law?
What is F= mxa
________________ can mean changing the location of an object or changing the shape of an object.
What is movement.
Static electricity is a force of attraction between electrically charged particles.
What is electrostatic force.
If forces push or pull against
each other, they are __________________.
What is subtracted.
A reference direction could be one of the following:?
What is N, S, E, W, Up or Down.
3. What is Newton's third Law?
What is for every action there is an equal and opposite reaction.