Forces
These types of forces will not produce motion
balanced
potential energy that comes from nuclei of atoms
nuclear
the ability to do work
energy
Ways to reduce friction force between surfaces?
add lubricants, change to rolling friction, smooth down the surface with sandpaper
Distance traveled in a given amount of time is known as?
speed
The combination of all forces acting on an object?
net force
kinetic energy of moving particles in an object or substance?
thermal energy
energy of moving objects
kinetic
As mass increases, gravitational attraction between objects?
increases
The rate of change in an object's velocity is known as?
acceleration
SI unit of force
Newton
energy from an object's vibrations
sound energy
stored energy of nonmoving objects
potential energy
As distance between objects decreases, gravitational attraction?
increases
Speed in a given direction is known as?
velocity
Any push or pull on an object to change it's motion?
force
potential energy stored in the chemical bonds of matter
chemical energy
measurement of the pull of gravity on an object's mass
weight
All objects in the universe attraction all other objects through gravity.
Law of Universal Gravitation
Increasing speed, decreasing speed and this are all ways to demonstrate acceleration?
change directions
A force of 10 N pushes east and a force of 40 N pushes west, what is net force & direction?
30 N west
kinetic energy of moving electrons
electrical energy
energy produced from the vibrations of electrically charged particles
electrical energy
force and roughness of surfaces
When forces act in the same direction, what do you do to find net force?
add them