which will have a greater gravitational pull?

two large sized objects 25 m away

What are the outer planets made of?

Liquid, gaseous, less dense, lighter metals

Which statement describes gravity acting as a centripetal force?

elliptical pathways of planets around a star

What does aphelion mean?

the point of orbit of a planet furthest from the sun.

Comets are highly eccentric meaning what?

their orbital path is highly elliptical, their eccentricity is close to 1

Newton's Law of Universal Gravitational states......

attraction of object depends on mass and distance

Which statement describes the weak nuclear force?

the decay of a substance transforming protons to neutrons

Rank the fundamental forces in order from strongest to weakest?

Strong nuclear> Electromagnetic> Weak nuclear> Gravitational

According to Kepler's 2nd law what is the relationship between distance from the sun and speed?

as distance decreases, speed increases

What order describes the formation of a solar system?

Solar nebula, protostellar disk, sun forms, planetesimals

How did the sun form according to Nebular Theory?

Gravity caused the collapse of a Nebula producing heat

How did Kepler describe planetary orbits?

ellipses with a low eccentricity

What is the difference between a theory and law?

Laws can be tested mathematically

What does Perihelion mean?

the point of orbit of a planet closest to the sun.

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4amigas Solar System Colwell

28 termsStudBud Administration199 plays

Students will understand the evidence that supports theories of origin regarding the Universe and Solar system as well as the effects of gravity on planetary motion according to Kepler’s Laws as well as the 4 fundamental forces of matter and energy.

Flashcards28 cardsFPractice quizPHost liveL

Questions 28

Answers

1
Eccentricity of an ellipse will always be...
between zero and one
greater than zero
less than zero
between 1 and 2
2
which will have a greater gravitational pull?
two small sized objects 25 m away
two smiall sized objects 50 m away
two large sized objects 25 m away
two large sized objects 50 m away
3
Earth has an eccentricity of 0.017. What does this suggest about Earth?
Summer on Earth is at aphelion
There is great variation between aphelion and perihelion
The Earth is not an ellipse
The Earth is not tilted
4
What are the outer planets made of?
Solid, rocky, less dense, heavy metals
Liquid, gaseous, dense, lighter metals
Solid, rocky, dense, heavy metals
Liquid, gaseous, less dense, lighter metals
5
What is another name for the protoplanetary disk?
Planetessimal
Accretion Disk
Protostellar disk
Nebular cloud
6
Which of these is NOT evidence for Nebular theory?
Nebula that surrounds the star Vega
Planets made from hydrogen
Stars and Planets
Planets revolve in the same direction
7
Which statement describes gravity acting as a centripetal force?
elliptical pathways of planets around a star
the accretion of planetesimals
rotating cloud of gas and dust
the collapse of the nebula
8
What does aphelion mean?
the point of orbit of a planet furthest from the sun.
the speed of the orbital path is the fastest
Winter Solstice
the point of orbit of a planet closest to the sun.
9
Which stage of Nebular Theory do planets form?
Rotating nebula
Accretion disk
Protostellar Disk
Collapse of the Nebula
10
A star isn't a star until it can do this in its core (H + H = He).
nuclear fission
nuclear potential energy
nuclear fusion
11
Comets are highly eccentric meaning what?
their orbital path is more circular
their eccentricity is close to 0
their orbital path is highly elliptical
their eccentricity is close to 1
12
what is another name for the cloud of dust and gas that is the first step in nebular theory?
puffy cloud
galaxy
(solar) nebula
star
13
Newton's Law of Universal Gravitational states......
attraction of object depends on mass and distance
attraction of objects solely relies on distance
attraction of objects does not depend on mass and distance
attraction of objects solely relies on mass
14
Which statement describes the weak nuclear force?
nuclear fusion or fission
the decay of a substance transforming protons to neutrons
the transfer of electrons in a chemical bond
an inward pull found in all matter
15
Halfway through its cycle (about 26,000 years) the North Pole will be pointed towards Vega
Axial Tilt
Axial Precession
Orbital Precession
Obliquity
16
Rank the fundamental forces in order from strongest to weakest?
Strong nuclear> Electromagnetic> Weak nuclear> Gravitational
Strong nuclear> Weak nuclear> Electromagnetic> Gravitational
Strong nuclear> Weak nuclear> Gravitational> Electromagnetic
Gravitational> Weak nuclear> Electromagnetic> Strong nuclear
17
what are the 2 factors that affect gravity?
speed and distance
speed and revolution
mass and weight
mass and distance
18
Which of the four fundamental forces is the weakest?
gravity
electromagnetic
weak force
strong force
19
Which theory explains the origin of the Solar System?
Big Bang
Plate Tectonics
Nebular Theory
Cosmological beginnings
20
What celestial object contains 99% of the matter in a solar system?
All of the planets and moons
The Sun
Asteroids, meteors and comets
Galaxies
21
A wobble occurs on Earth that is due to the pull of the Sun and moon, what is this known as?
General Wobble
Orbital Precession
Obliquity
Axial Precession
22
According to Kepler's 2nd law what is the relationship between distance from the sun and speed?
as distance decreases speed decreases
as distance decreases time decreases
as distance decreases time increases
as distance decreases, speed increases
23
What order describes the formation of a solar system?
Solar nebula, protostellar disk, sun forms, planetesimals
Solar nebula, star forms, planets form, planetesimals
Protostellar disk, planets form, sun foms, plantesimals
Solar nebula, star form, protostellar disk, planets form
24
How did the sun form according to Nebular Theory?
Gravity caused the formation of the protoplanetary disk
Gravity caused the accretion of planetesimals
Gravity caused the protostellar disk to form a nebula
Gravity caused the collapse of a Nebula producing heat
25
How did Kepler describe planetary orbits?
ellipses with high eccentricity
ellipses with a low eccentricity
perfect circles
ellipses with great variation between perihelion & aphelion
26
What is the difference between a theory and law?
Laws can be tested mathematically
Laws cannot be tested and proven
Theories can be proven
Theories can be proven mathematically
27
What is the centripetal force on a planet orbiting the sun?
has all planets orbiting on one path
keeps the planets in orbit.
there is no force acting on it
has the planets on a straight path
28
What does Perihelion mean?
the point of orbit of a planet closest to the sun.
the speed of the orbital path is the slowest
the point of orbit of a planet furthest from the sun.
Summer Solstice

4amigas Solar System Colwell Flashcards | StudBud

4amigas Solar System Colwell

28 termsStudBud Administration199 plays

Flashcards28 cardsFPractice quizPHost liveL

Questions 28

Answers

1
Eccentricity of an ellipse will always be...
between zero and one
greater than zero
less than zero
between 1 and 2
2
which will have a greater gravitational pull?
two small sized objects 25 m away
two smiall sized objects 50 m away
two large sized objects 25 m away
two large sized objects 50 m away
3
Earth has an eccentricity of 0.017. What does this suggest about Earth?
Summer on Earth is at aphelion
There is great variation between aphelion and perihelion
The Earth is not an ellipse
The Earth is not tilted
4
What are the outer planets made of?
Solid, rocky, less dense, heavy metals
Liquid, gaseous, dense, lighter metals
Solid, rocky, dense, heavy metals
Liquid, gaseous, less dense, lighter metals
5
What is another name for the protoplanetary disk?
Planetessimal
Accretion Disk
Protostellar disk
Nebular cloud
6
Which of these is NOT evidence for Nebular theory?
Nebula that surrounds the star Vega
Planets made from hydrogen
Stars and Planets
Planets revolve in the same direction
7
Which statement describes gravity acting as a centripetal force?
elliptical pathways of planets around a star
the accretion of planetesimals
rotating cloud of gas and dust
the collapse of the nebula
8
What does aphelion mean?
the point of orbit of a planet furthest from the sun.
the speed of the orbital path is the fastest
Winter Solstice
the point of orbit of a planet closest to the sun.
9
Which stage of Nebular Theory do planets form?
Rotating nebula
Accretion disk
Protostellar Disk
Collapse of the Nebula
10
A star isn't a star until it can do this in its core (H + H = He).
nuclear fission
nuclear potential energy
nuclear fusion
11
Comets are highly eccentric meaning what?
their orbital path is more circular
their eccentricity is close to 0
their orbital path is highly elliptical
their eccentricity is close to 1
12
what is another name for the cloud of dust and gas that is the first step in nebular theory?
puffy cloud
galaxy
(solar) nebula
star
13
Newton's Law of Universal Gravitational states......
attraction of object depends on mass and distance
attraction of objects solely relies on distance
attraction of objects does not depend on mass and distance
attraction of objects solely relies on mass
14
Which statement describes the weak nuclear force?
nuclear fusion or fission
the decay of a substance transforming protons to neutrons
the transfer of electrons in a chemical bond
an inward pull found in all matter
15
Halfway through its cycle (about 26,000 years) the North Pole will be pointed towards Vega
Axial Tilt
Axial Precession
Orbital Precession
Obliquity
16
Rank the fundamental forces in order from strongest to weakest?
Strong nuclear> Electromagnetic> Weak nuclear> Gravitational
Strong nuclear> Weak nuclear> Electromagnetic> Gravitational
Strong nuclear> Weak nuclear> Gravitational> Electromagnetic
Gravitational> Weak nuclear> Electromagnetic> Strong nuclear
17
what are the 2 factors that affect gravity?
speed and distance
speed and revolution
mass and weight
mass and distance
18
Which of the four fundamental forces is the weakest?
gravity
electromagnetic
weak force
strong force
19
Which theory explains the origin of the Solar System?
Big Bang
Plate Tectonics
Nebular Theory
Cosmological beginnings
20
What celestial object contains 99% of the matter in a solar system?
All of the planets and moons
The Sun
Asteroids, meteors and comets
Galaxies
21
A wobble occurs on Earth that is due to the pull of the Sun and moon, what is this known as?
General Wobble
Orbital Precession
Obliquity
Axial Precession
22
According to Kepler's 2nd law what is the relationship between distance from the sun and speed?
as distance decreases speed decreases
as distance decreases time decreases
as distance decreases time increases
as distance decreases, speed increases
23
What order describes the formation of a solar system?
Solar nebula, protostellar disk, sun forms, planetesimals
Solar nebula, star forms, planets form, planetesimals
Protostellar disk, planets form, sun foms, plantesimals
Solar nebula, star form, protostellar disk, planets form
24
How did the sun form according to Nebular Theory?
Gravity caused the formation of the protoplanetary disk
Gravity caused the accretion of planetesimals
Gravity caused the protostellar disk to form a nebula
Gravity caused the collapse of a Nebula producing heat
25
How did Kepler describe planetary orbits?
ellipses with high eccentricity
ellipses with a low eccentricity
perfect circles
ellipses with great variation between perihelion & aphelion
26
What is the difference between a theory and law?
Laws can be tested mathematically
Laws cannot be tested and proven
Theories can be proven
Theories can be proven mathematically
27
What is the centripetal force on a planet orbiting the sun?
has all planets orbiting on one path
keeps the planets in orbit.
there is no force acting on it
has the planets on a straight path
28
What does Perihelion mean?
the point of orbit of a planet closest to the sun.
the speed of the orbital path is the slowest
the point of orbit of a planet furthest from the sun.
Summer Solstice