Question 1

Kepler's first law states that the orbit of a planet about the Sun is a(n)

Accepted Answer

A)  circle with the Sun at the center. 
B)  ellipse with Earth at the center. 
C)  ellipse with the Sun at one focus. 
D)  ellipse with the Sun at the center. 
A)  circle with the Sun at the center. 
B)  ellipse with Earth at the center. 
C)  ellipse with the Sun at one focus. 
D)  ellipse with the Sun at the center.

Question 2

The center,or fixed point,of the Greek model of the universe was

Accepted Answer

A)  the center of the Galaxy. 
B)  close to Earth's center. 
C)  a point midway between Earth and the Sun. 
D)  the Sun's center. 
A)  the center of the Galaxy. 
B)  close to Earth's center. 
C)  a point midway between Earth and the Sun. 
D)  the Sun's center.

Question 3

In Newton's law of universal gravitation,F = GMm/R2,which defines the force between Earth with mass M and an orbiting satellite of mass m at a distance R from Earth,G

Accepted Answer

A)  is variable,depending on the masses of the two objects. 
B)  depends on the material occupying the space between the two objects. 
C)  is a constant,throughout all measured space and time. 
D)  depends on the speed of motion of the satellite. 
A)  is variable,depending on the masses of the two objects. 
B)  depends on the material occupying the space between the two objects. 
C)  is a constant,throughout all measured space and time. 
D)  depends on the speed of motion of the satellite.

Kepler's first law states that the orbit of a planet about the Sun is a(n)

The center,or fixed point,of the Greek model of the universe was

In Newton's law of universal gravitation,F = GMm/R²,which defines the force between Earth with mass M and an orbiting satellite of mass m at a distance R from Earth,G

Predicting the Motions of the Stars, Sun, and Moon

Decoding the Hidden Messages in Starlight

Exploring Our Evolving Solar System

Uncovering Earths Systems

Exploring Terrestrial Surface Processes and Atmospheres

Observing the Dynamic Giant Planets

Looking for Life Beyond Earth

Probing the Dynamic Sun

Observing Properties of Distant Stars

Inferring Patterns in Star Life Cycles

Predicting the Violent End of the Largest Stars

Exploring Our Galaxy

Investigating Other Galaxies

Observing the Evolution of the Universe

Filters

Exam 3: Analyzing Scales and Motions of the Universe

Kepler's first law states that the orbit of a planet about the Sun is a(n)

The center,or fixed point,of the Greek model of the universe was

In Newton's law of universal gravitation,F = GMm/R2,which defines the force between Earth with mass M and an orbiting satellite of mass m at a distance R from Earth,G

Predicting the Motions of the Stars, Sun, and Moon

Decoding the Hidden Messages in Starlight

Exploring Our Evolving Solar System

Uncovering Earths Systems

Exploring Terrestrial Surface Processes and Atmospheres

Observing the Dynamic Giant Planets

Looking for Life Beyond Earth

Probing the Dynamic Sun

Observing Properties of Distant Stars

Inferring Patterns in Star Life Cycles

Predicting the Violent End of the Largest Stars

Exploring Our Galaxy

Investigating Other Galaxies

Observing the Evolution of the Universe

Filters

In Newton's law of universal gravitation,F = GMm/R²,which defines the force between Earth with mass M and an orbiting satellite of mass m at a distance R from Earth,G