Position & Motion
Position & Motion 2
Forces
Forces 2
Work & Energy
100
a path with no turns
straight line
100
What item can be used to measure DISTANCE?
ruler
100
To make an object start moving, a ______________ must be applied to it
To make an object start moving, a FORCE must be applied to it
100
magnets can _______________ or ______________ one another without touching **DAILY DOUBLE** worth 200 points!!!!
magnets can ATTRACT or REPEL one another without touching
100
Energy is the ability to ______________
Energy is the ability to DO WORK
200
What term is used to describe the location of an object?
position
200
a path with short, sharp turns from side to side
zig zag
200
What would require more force-- pushing a 2nd grader on the swings or pushing a 5th grader on the swings?
pushing a 5th grader-- more force is needed to move heavier objects
200
The pulling force between two objects is called _________________
the pulling force between two objects is called GRAVITY
200
Picking up a book is WORK because a FORCE is used AND the book ___________
Picking up a book is work because a force is used and the book MOVES
300
Measuring is a way to find the _________________ between objects
Measuring is a way to find the DISTANCE between objects
300
____________ can be used to help describe the position of an object
DISTANCE can be used to help describe the position of an object
300
Forces that happen between objects that touch are called _________________
contact forces
300
When the forces of an object cancel out, like a rope being pulled equally from each side, the forces are _______________
When the forces of an object cancel out, like a rope being pulled equally from each side, the forces are BALANCED
300
A flying plane has _______________ energy because it is MOVING
A flying plane has KINETIC energy because it is moving
400
When an object's position is changing, the object is ____________________
When an object's position is changing, the object is IN MOTION
400
a swinging object moves ______________ and ______________
a swinging object moves BACK and FORTH
400
What are two types of forces that make something move?
push and pull
400
What types of surfaces have MORE FRICTION? What types of surfaces have LESS or little friction?
ROUGH SURFACES have more friction SLIPPERY or SMOOTH SURFACES have less friction
400
What type of energy is STORED (ready to use)
Potential energy
500
What are some words/phrases we use to describe the POSITION of an object?
right, left, under, over, next, on top of
500
to measure an object's SPEED, you must know how _____________ the object traveled and how _____________ it took to go that distance
to measure an object's speed, you must know how FAR the object traveled and how LONG it took to go that distance
500
What two types of forces can act on an object WITHOUT touching it?
magnetism and gravity
500
What is friction?
the force that occurs when one object rubs against another
500
ENERGY makes it possible for changes in __________________ to take place
energy makes it possible for changes in MOTION to take place (Energy is needed for motion to take place!)
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