Show:
Motion
Forces
Levers
Newton
Mix Bag
100
the distance an object travels per unit of time
What is speed?
100
a push or pull
What is a force?
100
In a lever, the force that needs to be overcome or lifted.
What is load?
100
Force = mass x acceleration
What is Newton's 2nd law?
100
Which has more inertia: an elephant sleeping or a running squirrel?
What is a sleeping elephant?
200
speed in a given direction
What is velocity?
200
a amount or quantity related to direction.
What is a vector (quantity)?
200
The force that is needed to overcome load.
What is effort?
200
the standard unit for force
What is a Newton (N)?
200
F x Time =
What is impulse?
300
These are 3 major factors that would affect take off when throwing a javelin.
What are Speed of release, height of release, and angle of release?
300
The product of mass and acceleration.
What is force?
300
The pivot point of a lever system.
What is a fulcrum?
300
an object at rest will remain at rest and an object in motion will remain in motion unless a foce acts upon it; law of inertia
What is Newton's 1st law?
300
the launching of a rocket is an example of which law of motion?
What is Newton's 3rd law?
400
Bernoulli's principle would say, "to have lift, the area of low pressure must be ____________ to the object being lifted".
Where is ABOVE?
400
the attractive force between two objects
What is gravity?
400
This is in the middle of a class 3 lever.
What is effort?
400
For every action, there is an equal opposite reaction
What is Newton's 3rd law?
400
Mass x Velocity =
Momentum?
500
acceleration caused by motion in a circle
What is centripetal acceleration?
500
the force of gravity pulling on an object
What is weight?
500
The thing that is DECREASED when effort is reduced or made easier in a lever system
What is Distance?
500
the tendency of an object to resist motion
What is inertia?
500
Speed that stays the same; on a distance-time graph, it is represented with a straight line is called
What is constant speed?