Organic molecules, including the molecules of life, have at least one functional group. What is a ...

Organic molecules, including the molecules of life, have at least one functional group. What is a functional group? How do functional groups affect the properties of molecules?
 
  What will be an ideal response?

Question 2

As a moon in a very elliptical orbit moves closer to and then farther from a planet, gravity flexes the moon with tides, and friction heats the interior. This process is referred to as
 
  a. tidal heating.
  b. occultation.
  c. vaporization.
  d. differentiation.
  e. sublimation.

Question 3

The grooved terrain found on Ganymede is believed to be
 
  a. flow channels for liquid water.
  b. flow channels for liquid methane.
  c. a system of faults in the crust.
  d. the peaks of water waves in a large ocean.
  e. caused by meteor impacts with the surface of Ganymede.

Question 4

The Roche limit is the
 
  a. distance from the Sun within which a planet cannot retain an atmosphere.
  b. minimum mass of an object in the solar system that would be classified as a planet.
  c. maximum separation distance between the Sun and a given planet.
  d. distance from Earth at which we lose radio communication with a satellite.
  e. distance from a planet within which a planet cannot hold itself together.

Question 5

The ____________ of a planet is the region around the planet where the magnetic field is able to deflect the solar wind and other charged particles.
 
  a. aurora
  b. magnetosphere
  c. hydrosphere
  d. corona
  e. Schwarzschild radius