Study sets matching "gravitation"

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Study sets matching "gravitation"

10 terms
Gravitation
Newton's Law of Universal Gravitation
Inverse Square Law
Universal gravitational constant
Orbit
The force of gravity between two objects is proportional to e…
Relates the intensity of an effect to the inverse square of t…
Known as "Big G": 6.67 x10⁻¹¹ Nm²/kg²... Discovered by Henry Cav…
The curved path of a celestial object or spacecraft around a…
Newton's Law of Universal Gravitation
The force of gravity between two objects is proportional to e…
Inverse Square Law
Relates the intensity of an effect to the inverse square of t…
Gravitation
air resistance
centripetal acceleration
distance
force
the fluid friction experienced by objects falling through the…
acceleration toward the center of a curved or circular path
the length of a path between two points
a push or a pull
air resistance
the fluid friction experienced by objects falling through the…
centripetal acceleration
acceleration toward the center of a curved or circular path
Gravitation
what is the equation for gravitational…
What is the equation for gravitational…
What is the equation for gravitational…
What is the equation for gravitational…
V=-Gm/r so minus the sqrt
E=-GMm/r
what is the equation for gravitational…
What is the equation for gravitational…
28 terms
Gravitation
Recall and be able to manipulate the 8…
Distinguishing between all situations…
Recall and explain Newton's Law of Uni…
Make links between Newton's and Kepler…
F_grav =GMm/R^2 =mg=|F_cent |=mv^2/R=ma=mω^2 R=(m.4π^2 R)/T^2
Circular orbits Centripetal force references... Fgrav bits all s…
F_( grav) = GMm/R^2 ... G is constant
Kepler - Radius and Period proportional... Newton showed R^3/T^2…
Recall and be able to manipulate the 8…
F_grav =GMm/R^2 =mg=|F_cent |=mv^2/R=ma=mω^2 R=(m.4π^2 R)/T^2
Distinguishing between all situations…
Circular orbits Centripetal force references... Fgrav bits all s…
28 terms
Gravitation
Kepler's first law
Ellipse
Kepler's first law
Force of attraction
The path a planet follows around the sun is an ellipse.
According to kepler's first law, the path a planet follows ar…
States that the sun is located at one focus of a planet's orb…
Newton found that the ______ ___ _____ between two masses is…
Kepler's first law
The path a planet follows around the sun is an ellipse.
Ellipse
According to kepler's first law, the path a planet follows ar…
7 terms
Gravitation
escape velocity
gravitational acceleration
gravitational field strength
gravitational potential energy
escape velocity
gravitational acceleration
Gravitation
Field Strength
Law of universal gravitation
Gravitationa potential at a point
Gravitational potential of a mass at a…
The field strength at any point is equal to the negative of t…
...
...
Field Strength
The field strength at any point is equal to the negative of t…
Law of universal gravitation
10 terms
Gravitation
Newton's Universal Law of Gravitation*
Gravitational Field Strength*
Gravitational Potential Energy*
Gravitational Potential*
The force of gravity between two objects is directly proporti…
Symbol: g... Gravitational force per unit mass exerted on a sma…
The work done bringing a small point mass from infinity to a…
Symbol:V... The work done per unit mass bringing a small point…
Newton's Universal Law of Gravitation*
The force of gravity between two objects is directly proporti…
Gravitational Field Strength*
Symbol: g... Gravitational force per unit mass exerted on a sma…
10 terms
Gravitation
*Newton's Universal Law of Gravitation
*Gravitational Field Strength (g)
*Gravitational Potential Energy (EP)
*Gravitational Potential (V)
The force of gravity between two objects is directly proporti…
gravitational force per unit mass exerted on a small or point…
the work done bringing a small point mass in from infinity to…
the work done per unit mass bringing a small point mass in fr…
*Newton's Universal Law of Gravitation
The force of gravity between two objects is directly proporti…
*Gravitational Field Strength (g)
gravitational force per unit mass exerted on a small or point…
Gravitation
Newton's universal law of gravitation
G
g
Escape velocity
F=gm1m2/r^2
6.67*10^-11Nm^2/kg^2
9.8m/s^2
Minimum velocity so that object permanently escapes the gravi…
Newton's universal law of gravitation
F=gm1m2/r^2
G
6.67*10^-11Nm^2/kg^2
40 terms
GRAVITATION
Universal gravitation
Acceleration due to gravity
Variation with altitude and depth
AT POLES
F= G m1m2/r(2)
g=F/m
g'= g(1-2h/R)
£= 90° & g pole= g
Universal gravitation
F= G m1m2/r(2)
Acceleration due to gravity
g=F/m
gravitation
gravity(newton's law of gravitation)
GRAVITATIONAL CONSTANT
GRAVITATION
KEPLER'S LAWS OF PLANETARY MOTION
Everybody in the universe attracts every other objects with a…
If the masses M1 and M2 of the two bodies I 1 kg each and the…
The force of gravitation is a vector quantity and it acts alo…
1.The planets move in an elliptical Orbit with the sun at one…
gravity(newton's law of gravitation)
Everybody in the universe attracts every other objects with a…
GRAVITATIONAL CONSTANT
If the masses M1 and M2 of the two bodies I 1 kg each and the…
12 terms
Gravitation
Newton's law of universal gravitation
Geostationary satellite
Gravitational field
Gravitational field strength
- Newton's law of gravitation states that the gravitational f…
- A geostationary satellite is one which will always remain a…
A region in space where a gravitational force is experienced…
The gravitational field strength at a point is defined as the…
Newton's law of universal gravitation
- Newton's law of gravitation states that the gravitational f…
Geostationary satellite
- A geostationary satellite is one which will always remain a…
Gravitation
Kepler`s First Law
Kepler`s Second Law
Kepler´s Third Law
Gravitational Force
states that the paths of the planets are ellipses, with the S…
states that an imaginary line from the Sun to a planet sweeps…
states that the square of the ratio of the periods of any two…
The force of attraction between two objects must be proportio…
Kepler`s First Law
states that the paths of the planets are ellipses, with the S…
Kepler`s Second Law
states that an imaginary line from the Sun to a planet sweeps…
Gravitation
Newton's Law of Universal Gravitation
Inverse Square Law
Universal gravitational constant
Orbit
The force of gravity between two objects is proportional to e…
Relates the intensity of an effect to the inverse square of t…
Known as "Big G": 6.67 x10⁻¹¹ Nm²/kg²... Discovered by Henry Cav…
The curved path of a celestial object or spacecraft around a…
Newton's Law of Universal Gravitation
The force of gravity between two objects is proportional to e…
Inverse Square Law
Relates the intensity of an effect to the inverse square of t…
13 terms
Gravitation
Gravitation
uniform shell of matter
gravity inside a spherical mass
hypothesis about when moving inside ea…
every particle in the universe attracts every other particle…
...attracts a particle that is outside the shell as if the sh…
a uniform shell of matter exerts no net gravitational force o…
as we tunnel into the earth, the shell outside of our locatio…
Gravitation
every particle in the universe attracts every other particle…
uniform shell of matter
...attracts a particle that is outside the shell as if the sh…
9 terms
La gravitation
L'interaction gravitationnelle
Force d'interaction gravitationnelle s…
F
G
Entre 2 corps ponctuels A et B est modalisée par des forces d…
F= G m1 m2 / d2
Force ( N )
Constante de gravitation
L'interaction gravitationnelle
Entre 2 corps ponctuels A et B est modalisée par des forces d…
Force d'interaction gravitationnelle s…
F= G m1 m2 / d2
Gravitation
Critical velocity
Newton's law of g
Binding energy
Escape velocity
The minimum velocity that must be given to satellite so that…
Every particle of matter attract every other particle with th…
The minimum amount of energy required for satellite to escape…
The minimum velocity with which a body should be projected fr…
Critical velocity
The minimum velocity that must be given to satellite so that…
Newton's law of g
Every particle of matter attract every other particle with th…
22 terms
Gravitation
Thrust
Unit of thrust
Pressure
Unit of pressure
It is a perpendicular force acting on a surface
Newton
Force acting on a unit area
Pascal
Thrust
It is a perpendicular force acting on a surface
Unit of thrust
Newton
5 terms
Gravitation
Inertial mass
Kepler's second law
Gravitational mass
Gravitational field
describes the amount of resistance an object has to any appli…
States that an imaginary line draw n between a plane and the…
If the ____ of an object is increased, the gravitational forc…
The region around earth in which objects experience a force d…
Inertial mass
describes the amount of resistance an object has to any appli…
Kepler's second law
States that an imaginary line draw n between a plane and the…
gravitation
newton's law of gravitation
value of G
gravitational constant G
gravitational force of attraction is _…
according to Newton, the force of attraction acting between 2…
6.67 x 10^-11 N m^2 kg^-2
is numerically equal to the force of attraction acting betwee…
significant; ordinary
newton's law of gravitation
according to Newton, the force of attraction acting between 2…
value of G
6.67 x 10^-11 N m^2 kg^-2
Gravitation
Newton's Universal Law of Gravitation
Gravitational Field Strength (g)
Kepler's Third Law
Weightlessness in free-fall
The force of gravity between two objects is directly proporti…
Gravitational force per unit mass on a point mass (g = Fg / m)
The ratio of the orbital period squared to the average orbita…
A sensation of weightlessness because a person is falling fre…
Newton's Universal Law of Gravitation
The force of gravity between two objects is directly proporti…
Gravitational Field Strength (g)
Gravitational force per unit mass on a point mass (g = Fg / m)
7 terms
Gravitation
Newton's law of gravitation
Gravitational constant(G)
Critical velocity
The satellite will escape away from it…
Gravitational force between two bodies in the universe is dir…
The universal gravitational constant is the force of gravitat…
Minimum horizontal velocity of projection for which a satelli…
The total energy of satellite is zero
Newton's law of gravitation
Gravitational force between two bodies in the universe is dir…
Gravitational constant(G)
The universal gravitational constant is the force of gravitat…
Gravitation
Law of Orbits:
Law of Areas:
Law of Periods:
Eccentricity:
The orbits of the planets are ellipses with the sun at one fo…
The line joining a planet to the sun traces out equal areas i…
The square of the period of a planet is proportional to the c…
Measure of how stretched an ellipse is.
Law of Orbits:
The orbits of the planets are ellipses with the sun at one fo…
Law of Areas:
The line joining a planet to the sun traces out equal areas i…
Gravitation
Kepler's first law
Kepler's second law
Kepler's third law
Gravitational force
States that the paths of the planets are ellipses, with the S…
States that an imaginary line from the Sun to a planet sweeps…
States that the square of the ratio of the periods of any two…
The force of attraction between two objects must be peoportio…
Kepler's first law
States that the paths of the planets are ellipses, with the S…
Kepler's second law
States that an imaginary line from the Sun to a planet sweeps…
Gravitation
The horizontal motion of a projectile
The vertical motion of a projectile
Field (gravitational, electric or magn…
Gravitational field strength
* always uniform (constant) velocity... * the larger the horizon…
* initial downward velocity (u)=0m/s... * the accelerate because…
The area or volume in which a force is exerted on a particle…
Defined as the gravitational force acting on a unit mass loca…
The horizontal motion of a projectile
* always uniform (constant) velocity... * the larger the horizon…
The vertical motion of a projectile
* initial downward velocity (u)=0m/s... * the accelerate because…
24 terms
gravitation
gravitation
centrepetal force
newtons universal law of gravitation
why is newtons law of gravitation a un…
the mutual force of attraction between any two bodies
the force that causes acceleration and makes an object move i…
everybody in this universe attracts the other body with a for…
the force of gravitation is only positive which is omnipresen…
gravitation
the mutual force of attraction between any two bodies
centrepetal force
the force that causes acceleration and makes an object move i…
Gravitation
Kepler's first law
Kepler's second law
Kepler's third law
gravitational force
the paths of the planets are ellipses, with the sun at one fo…
states that an imaginary one from the Sun to a planet sweeps…
states that the square ratio of the periods of any two planet…
The force of attraction between two objects must be proportio…
Kepler's first law
the paths of the planets are ellipses, with the sun at one fo…
Kepler's second law
states that an imaginary one from the Sun to a planet sweeps…
Gravitation
Newton's Universal Law of Gravitation
Gravitational Field Strenght
Gravitational Potential Energy
Gravitational Potential
The force if gravity between two objects is directly proporti…
Gravitational Force per unit mass exerted on a small point or…
The work done in bringing a small point mass from infinity to…
The work done per unit mass in bringing a small mass point fr…
Newton's Universal Law of Gravitation
The force if gravity between two objects is directly proporti…
Gravitational Field Strenght
Gravitational Force per unit mass exerted on a small point or…
Gravitation
Gravitationskraft
pot.Energie
Radialkraft
Winkelgeschwindigkeit
Fg=m1 m2G÷r^2
Epot=m1m2G
Fz=m*v^2÷r
w=2*Pi:T
Gravitationskraft
Fg=m1 m2G÷r^2
pot.Energie
Epot=m1m2G
Gravitation
Gravitation
Shell Theorem
Principle of superposition
Gravitational potential energy
movement, or a tendency to move, toward a center of attractiv…
gives gravitational simplifications that can be applied to ob…
for all linear systems, the net response at a given place and…
energy an object possesses because of its position in a gravi…
Gravitation
movement, or a tendency to move, toward a center of attractiv…
Shell Theorem
gives gravitational simplifications that can be applied to ob…
59 terms
Gravitation
Newton's Law of Gravitation
Gravitational field strength g at a po…
The value of g will decrease...
In a gravitational field, the gravitat…
F = GMm / r2
the force per unit mass at that point
...as r increases
...because the pull between two masses (e.g.. Earth and Moon)…
Newton's Law of Gravitation
F = GMm / r2
Gravitational field strength g at a po…
the force per unit mass at that point
9 terms
Gravitation
Thrust
Pressure
Definition of 1 pascal
Density
The force acting perpendicular to the surface
Thrust per unit area ... Si unit is pascal or n/m2
When a force of 1N acts on an area of 1M2 the pressure exerte…
Mass per unit volume ... Si unit is kg/m3
Thrust
The force acting perpendicular to the surface
Pressure
Thrust per unit area ... Si unit is pascal or n/m2
Gravitation
Keplers 1st law
Keplers 2nd law
Math expression for Keps 3rd law
The masses
The paths of the planets with the sun at one focus
An imaginary line from the sun to a planet sweeps out equal a…
Ta squared/tb squared= ra cubed/ rb cubed
The force of attraction is proportional to what
Keplers 1st law
The paths of the planets with the sun at one focus
Keplers 2nd law
An imaginary line from the sun to a planet sweeps out equal a…
Gravitation
Fg = G(m1•m2)/(r²)
All planets orbit the Sun in elliptica…
A planet sweeps out an equal area of s…
The ratio of the cube of a planet's me…
Newton's Law of Gravitation: formula gives the attractive for…
What is Kepler's first law?
What is Kepler's second law?
What is Kepler's third law?
Fg = G(m1•m2)/(r²)
Newton's Law of Gravitation: formula gives the attractive for…
All planets orbit the Sun in elliptica…
What is Kepler's first law?
Gravitation
Value of 'G'
Value of 'g'
Pressure=
SI unit of Pressure
6.673 × 10^-11 Nm^2 kg^-2
9.8m/s^-2
Thrust/Area
N/m^2
Value of 'G'
6.673 × 10^-11 Nm^2 kg^-2
Value of 'g'
9.8m/s^-2
9 terms
Gravitation
g=
L=
Circ. V=
Circ. T=
Gm/r^2
I(Omega)
radical(Gm/r)
(2pi*r^(3/2))/radical(Gm)
g=
Gm/r^2
L=
I(Omega)
Gravitation
Attraction gravitationelle
Loi de la gravitation
Isaac Newton
Loi d'Isaac Newton
Universelle, elle dépend de la masse des objets et la distanc…
Fa/b(N) = Fb/a(N) = GxMa(kg)xMb(kg)/d2(m)
1687
Deux corps exercent chacun l'un sur l'autre une force gravita…
Attraction gravitationelle
Universelle, elle dépend de la masse des objets et la distanc…
Loi de la gravitation
Fa/b(N) = Fb/a(N) = GxMa(kg)xMb(kg)/d2(m)
gravitation
Fg
Fnet
Ag (outside planet radius)
Ag (inside planet radius)
Gmm/r^2
F1 + F2 +F3 ....
(GM)/(r^2)
(GMr)/(R^3)
Fg
Gmm/r^2
Fnet
F1 + F2 +F3 ....
11 terms
Gravitation
geocentrism
heliocentrism
inverse square
equal, third
earth centered
sun centered
force and radius have a ... relationship
the forces on each object are .... thats why Newton's -- law…
geocentrism
earth centered
heliocentrism
sun centered
5 terms
Gravitation
Newton's Universal Law of Gravitation
Gravitational field strength
Gravitational potential energy
Gravitational potential
The gravitational force between two point mass is proportiona…
Is the gravitational force per unit mass acting on a point ma…
The work done required in taking a small test mass from infin…
The work done PER UNIT MASS in taking a small point mass from…
Newton's Universal Law of Gravitation
The gravitational force between two point mass is proportiona…
Gravitational field strength
Is the gravitational force per unit mass acting on a point ma…
5 terms
Gravitation
Newton's law of gravitation
Gravitational field
Gravitational field strength
Gravitational potential energy
The force of attraction between 2 point masses is directly pr…
(Due to a mass) is a region in space in which another mass pl…
(At a point) is the gravitational force experienced per unit…
Work done by an external agent in bringing the mass from infi…
Newton's law of gravitation
The force of attraction between 2 point masses is directly pr…
Gravitational field
(Due to a mass) is a region in space in which another mass pl…
Gravitation
What did our current understanding of…
Who was the first to publish Heliocent…
Galileo was a major proponent of?
When Galileo pointed his telescope to…
an attempt to understand planetary motion.
Copernicus (Polish Astronomer)
Heliocentric model
discovered sunspots, phases of Venus, stars of milky way, Jup…
What did our current understanding of…
an attempt to understand planetary motion.
Who was the first to publish Heliocent…
Copernicus (Polish Astronomer)
Gravitation
Kepler
Newtons
Corpenicus
Tycho brahe
Worked out the details of how the orbits of the moon and plan…
Described the force of gravity.... -first law: inertia ... -second…
Sun is at center of universe
Planetary observations in planatery motion
Kepler
Worked out the details of how the orbits of the moon and plan…
Newtons
Described the force of gravity.... -first law: inertia ... -second…
7 terms
Gravitation
A GRAVITATIONAL FIELD
FIELD STRENGTH (g)
Newton's law of gravitation
A GEOSTATIONARY SATELLITE is in a GEOS…
a region in space in which... any mass will experience a force o…
at a point in a gravitational field... is the FORCE (F) per UNIT…
Every particle in the universe attracts... every other particle…
This means that it :... Has an orbit centred on the Earth's cen…
A GRAVITATIONAL FIELD
a region in space in which... any mass will experience a force o…
FIELD STRENGTH (g)
at a point in a gravitational field... is the FORCE (F) per UNIT…
19 terms
Gravitation
Norme de la force entre deux corps
Force terre
intensité de pesenteur
Poids
FA/B=FB/A=G.(mA.mB)/d²... mA et mB en kg, F en N, G=6.67x10^-11…
FT/object=G.(Mt.m)/RT²=P
g=G.MT/RT²=9,8 N.kg^-1
P=mxg, m:kg, g:9,8 N.kg^-1
Norme de la force entre deux corps
FA/B=FB/A=G.(mA.mB)/d²... mA et mB en kg, F en N, G=6.67x10^-11…
Force terre
FT/object=G.(Mt.m)/RT²=P
Gravitation
astronomer
ellipse
orbit
rotate
scientist who studies everything about the universe (planets,…
a curve on a plane that surrounds two focal points such that…
the curved (usually elliptical) path of an object around a po…
to spin in place around an internal axis
astronomer
scientist who studies everything about the universe (planets,…
ellipse
a curve on a plane that surrounds two focal points such that…
36 terms
gravitation
Who made up the heliocentric idea
What did Galileo notice when he looked…
Who measured 5 planets positions for 2…
Law of orbits
Copernicus
Jupiters moons orbiting Jupiter
Brahe
"the orbits of the planets are ellipses with the sun at one f…
Who made up the heliocentric idea
Copernicus
What did Galileo notice when he looked…
Jupiters moons orbiting Jupiter
13 terms
Gravitation
Fg 1 on 2
m(gravitational)
g
Gravitational potential energy
Fg=Gm1m2/r^2
m(gravitational)=r^2F(M on m)/[GM]
g=GM/r^2= F(M on m)/m
U(g)=-Gm1m2/r
Fg 1 on 2
Fg=Gm1m2/r^2
m(gravitational)
m(gravitational)=r^2F(M on m)/[GM]
Gravitation
Force due to gravitation
U= - GMm/r
v = sqrt( GM/r)
T= 2pi r / v
Fg = GMm/R^2
Gpe
Speed in a circular orbit
Circular orbit period
Force due to gravitation
Fg = GMm/R^2
U= - GMm/r
Gpe
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