Show:
Newton's 2nd Law
Gravity
Newton's 3rd Law
Mixed
Potpourri
100
A force will cause an object to __________.
What is accelerate
100
All objects pull towards each other.
What is gravity
100
For every action...
What is there is an equal and opposite reacion
100
The resisting force between surfaces that are moving past each other.
What is sliding friction
100
When air resistance equals the pull of gravity, an object falls at
What is terminal velocity
200
The equation for Newton's 2nd Law
What is F = m x a
200
Gravity gives the universe its
What is structure
200
Action/reaction must occur at
What is the same time
200
Any object that is thrown through the air following a curved path
What is a projectile
200
The unit for force
What is the Newton
300
A push or a pull on any object
What is a force
300
Heavier objects fall _________ as lighter objects.
What is 'the same'
300
Give an example of action/reaction forces
What is *any reasonable answer*
300
The force of gravity pulling on any mass is called
What is weight
300
What are the action/reaction forces when a player catches a ball?
What is action: hand on ball reaction: ball on hand
400
Occurs between two surfaces in contact, always opposes motion.
What is friction?
400
A force that pulls objects around in a curve
What is centripetal force
400
The quantity of motion that an object has, combines mass and velocity
What is momentum
400
Which has more momentum: a 13,000 kg truck at 22 m/s a 2000 kg motorcycle at 22 m/s
What is the truck
400
As objects collide they transfer momentum, but the total momentum is the same. This is called
What is conservation of momentum
500
Pushes back on any object moving through air
What is air resistance?
500
Objects falling with only gravity acing on them appear
What is weightless
500
In a collision of any kind, momentum can be
What is transferred
500
For a satellite orbiting the earth, _______ acts as a centripetal acceleration, making it curve.
What is gravity
500
What did my true love give to me on the 6th day?
What is six geese-a-laying