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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
23 terms
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
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…
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…
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
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…
9 terms
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
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
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…
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…
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…
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
8 terms
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…
16 terms
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
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…
5 terms
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
8 terms
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…
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
12 terms
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
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
17 terms
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?
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]
13 terms
Gravitation
What happens to the velocity of a plan…
What was the breakthrough discovery ma…
You are having a catch with your frien…
A planet follows an elliptical orbit a…
A
C
D
A
What happens to the velocity of a plan…
A
What was the breakthrough discovery ma…
C
10 terms
Gravitation
Gravity represents what?
What has gravity?
Gravity holds what?
Gravity is affected by what?
The attraction between objects.
Earth
Everything close to Earth.
The size and proximity of objects.
Gravity represents what?
The attraction between objects.
What has gravity?
Earth
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
14 terms
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…
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)
14 terms
GRAVITATION
MASS (STUFF)
WEIGHT
LAW OF UNIVERSAL GRAVITATION STATE
UNIT FOR MASS
Is the amount of matter in an object/... Doesn't change with loc…
Measure how strong gravitational pull is/... Depends on location…
Newton's Law states that every object in the Universe attract…
grams or kilograms
MASS (STUFF)
Is the amount of matter in an object/... Doesn't change with loc…
WEIGHT
Measure how strong gravitational pull is/... Depends on location…
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
45 terms
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)
23 terms
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
F=
g=
W=
V=
GMm/r^2
GM/r^2
MV
-GM/r
F=
GMm/r^2
g=
GM/r^2
8 terms
Gravitation
What's the definition of radial gravit…
What is the gravitational potential at…
The work done in bringing a unit mass…
Give the SI unit of gravitational fiel…
The magnitude of the field strength at a distance r from the…
The work done in bringing a unit mass from infinity to that p…
F=Gm1m2/r^s
NKg^-1
What's the definition of radial gravit…
The magnitude of the field strength at a distance r from the…
What is the gravitational potential at…
The work done in bringing a unit mass from infinity to that p…
15 terms
Gravitation
F=GM1M2/R²
What type of force is Gravity?
What is gravity inversely proportional…
Name a natural satellite
Newtons law of gravitation
An attractive force
R^2 (the square of the distance between two point masses)
The moon
F=GM1M2/R²
Newtons law of gravitation
What type of force is Gravity?
An attractive force
55 terms
Gravitation
In the formula F = Gm1m2/r2, the quant…
The magnitude of the acceleration of a…
Suitable units for the gravitational c…
The gravitational constant G has the d…
D.
B
E
D
In the formula F = Gm1m2/r2, the quant…
D.
The magnitude of the acceleration of a…
B
6 terms
Gravitation
Two identical satellites orbit the ear…
Now assume that a satellite of mass m…
Two objects attract each other gravita…
Two objects attract each other gravita…
At a distance greater than r.
Tm is greater than Te.
The gravitational force increases by a factor of 4
The gravitational force increases by a factor of 4.
Two identical satellites orbit the ear…
At a distance greater than r.
Now assume that a satellite of mass m…
Tm is greater than Te.
10 terms
gravitating
gravitating
serene
chastise
remorse
to move or tend to move under the influence
calm, peaceful
to criticize severely
deep and painful regret for wrongdoing
gravitating
to move or tend to move under the influence
serene
calm, peaceful
9 terms
La gravité
Qu'est ce que la gravité?
Ça dépend de quoi la gravité?
Plus la masse est grande
Plus la distance est grande
Une force d'attraction exercée par un objet.
La masse des objets et de la distance qui les séparent.
Plus la gravité est grande
Plus la gravité est petite.
Qu'est ce que la gravité?
Une force d'attraction exercée par un objet.
Ça dépend de quoi la gravité?
La masse des objets et de la distance qui les séparent.
9 terms
La gravité
Quest ce que la gravité?
Ça dépend de quoi la gravité?
+ la masse est grand
+ la distance est grande
Une force d'attraction exercer par un objet.
La masse des objet et de la distance qui les séparent.
Plus la gravité est grande
Plus la gravité est petite.
Quest ce que la gravité?
Une force d'attraction exercer par un objet.
Ça dépend de quoi la gravité?
La masse des objet et de la distance qui les séparent.
9 terms
Gravitation tn
Gravitational force
Law of universal gravitation equation
Universal gravitational constant, G
Gravitational field strength, g
An attractive force that acts between any two object, affecte…
F = Gm₁m₂/r², where F is the gravitational force, m₁ and m₂ a…
G = 6.67 x10⁻¹¹ N kg⁻² m²
The force per unit mass placed at that point in the field
Gravitational force
An attractive force that acts between any two object, affecte…
Law of universal gravitation equation
F = Gm₁m₂/r², where F is the gravitational force, m₁ and m₂ a…
9 terms
Universal Gravitation
Gravitational Force
Law of Universal Gravitation Equation
Universal gravitational constant, G
Gravitational Field Strength, g
An attractive field force that acts between any two object, a…
F = Gm₁m₂/r², where F is the gravitational force, m₁ and m₂ a…
G = 6.67 x10⁻¹¹ N kg⁻² m²
The force per unit mass placed at that point in the field
Gravitational Force
An attractive field force that acts between any two object, a…
Law of Universal Gravitation Equation
F = Gm₁m₂/r², where F is the gravitational force, m₁ and m₂ a…
Universal Gravitation and Gravitational Interactions
Newtons law of universal gravitation
Newtons law of universal gravitation e…
universal gravitational constant
F= G m1m2/d^2
states that every object attracts every other object with a f…
f= m1m2/d^2
the proportional form of the law of universal gravitation can…
universal gravitational constant
Newtons law of universal gravitation
states that every object attracts every other object with a f…
Newtons law of universal gravitation e…
f= m1m2/d^2
30 terms
Gravitation and Energy
gravity
Law of Universal Gravitation
distance
gravitational pull
the force or pull one object has on another
_______________, established by Newton, states that 2 objec…
Variables that determine the force of gravity is mass and ___…
The Earth have 6 times the mass of the Moon, thus, it hav…
gravity
the force or pull one object has on another
Law of Universal Gravitation
_______________, established by Newton, states that 2 objec…
10 terms
Universal Gravitation
Gravitation -
Universal Gravitational Constant -
Albert Einstein
Magnitude
the mutual attraction between any two objects with mass
the universal constant relating force to mass and distance ba…
20th century physicist, German-born, who developed the genera…
a number that shows the size, extent, or importance of someth…
Gravitation -
the mutual attraction between any two objects with mass
Universal Gravitational Constant -
the universal constant relating force to mass and distance ba…
35 terms
Universal Gravitation
Star
Magnitude
Planet
Natural Satellite
A ball of Hydrogen and Helium gas held together by gravity an…
Brightness of a star
A mass of material that is elliptically orbiting a star
Asteroid, Moon
Star
A ball of Hydrogen and Helium gas held together by gravity an…
Magnitude
Brightness of a star
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