# Shared Flashcard Set

## Details

ES 105 quizzes
WOU ES 105 Ellingson
45
Geology
03/19/2012

Term
 Aristotle said..
Definition
 objects do not need a force on them to keep moving
Term
 mass
Definition
 the quantity of matter in an object, a measure of inertia
Term
 Net force
Definition
 combination of all force on an object
Term
 support force
Definition
 force that supports an object against gravity
Term
 equilibrium
Definition
 not necessarily stationary; static and dynamic
Term
 friction always acts
Definition
 in a direction to oppose motion
Term
 equation with speed (V), distance (d) and time (t)
Definition
 V=d/t
Term
 equation with acceleration (a), change of velocity (Vf-Vi) and time (t)
Definition
 A= (Vf-Vi)/t
Term
 dynamic equilibrium
Definition
 objects or systems in uniform motion in a straight line, constant speed/direction
Term
 'how far' units
Definition
 meters
Term
 Newton's 1st law
Definition
 every object continues unless acted on
Term
 Newton's 2nd law
Definition
 F=ma
Term
 Newtons' 3rd law
Definition
 each action has an equal and opposite reaction
Term
 Conservation of energy
Definition
 none lost, just transferred
Term
 momentum=
Definition
 mass x velocity,
Term
 impulse=
Definition
 product of force x impact time
Term
 momentum
Definition
 inertia in motion
Term
 polymath
Definition
 a person whose expertise spans a significant number of different subject areas
Term
 Copernicus proposed
Definition
 heliocentric model of the universe in which Earth revolved around the Sun
Term
 Galileo's equation contribution
Definition
 measure motion by the distance covered and the time it takes to move
Term
 Newton's celestial bodies rule
Definition
 the natural laws are the same in Heaven and Earth
Term
 Velocity is
Definition
 direction and speed of object
Term
 double the net force and the acceleration of the object...
Definition
 doubles
Term
 every object exerts force and
Definition
 an equal and opposite force is exerted
Term
 inertia
Definition
 property of all matter
Term
 static equilibrium
Definition
 objects or systems at rest, balanced
Term
 weight=
Definition
 mass x gravity
Term
 work=
Definition
 force x distance
Term
 power=
Definition
 work / time
Term
 kinetic energy=
Definition
 1/2 momentum x velocity squared
Term
 atoms nucleus surrounded by
Definition
 negatively charged electrons
Term
 ion
Definition
 positively/negatively charged atom
Term
 how to deduce elemental composition of a star
Definition
 by applying the quantum hypothesis
Term
 radioactive decay is the process by which an atomic nucleus of an unstable atom _________ ionizing particles
Definition
 gains energy by emitting
Term
 transmutation occurs through...
Definition
Term
 the force of gravity between two objects is
Definition
 inversely proportional to the square of the distance between the two objects
Term
 formula for the universal law of gravity is...
Definition
 F = m m / 2 G 1 2 D
Term
 the greater the mass..
Definition
 the greater the force of gravity
Term
 the force of attraction between two atoms that holds them together is called...
Definition
 a chemical bond
Term
 If you burn 50g of wood and produce 10g of ash, total mass before burning?
Definition
 more than 50g
Term
 both N2 and O2 are..
Definition
 elemental formulas
Term
 CO2 is a ...
Definition
 compound
Term
 nanotechnology is..
Definition
 very small
Term
 a breeder reactor is a...
Definition
 nuclear fission reactor
Term
 the mass of a neutron is...
Definition
 not always the same
Supporting users have an ad free experience!