ASVAB Mechanical Comprehension

kinetic energy
energy of motion
potential energy
energy stored due to an object’s position or arrangement
chemical energy
that part of the energy in a substance that can be released by a chemical reaction
electric energy
the movement of electrons from one place to another; current electricity
nuclear energy
the potential energy stored in the nucleus of an atom
solar energy
energy from the sun that is converted into thermal or electrical energy
forces
pushes or pulls between objects
magnitude
the property of relative size or extent
gravity
the force of attraction between all masses in the universe
acceleration
a rate of change of velocity
friction
effort expended in rubbing one object against another
compression
the process or result of becoming smaller or pressed together
tension
a stress that produces an elongation of an elastic physical body
machine
a device for overcoming resistance at one point by applying force at some other point
mechanical advantage
the ratio of the force exerted by a machine to the force applied to it
load or resistance
output force when calculating mechanical advantage
effort
input force when calculating mechanical advantage
simple machine
a device for overcoming resistance at one point by applying force at some other point
compound machine
a machine made of more than one simple machine
MA of a compound machine
multiplication of the mechanical advantages of the simple machines together