Some meteorites that survive the plunge to Earth's surface contain organic compounds.
Indicate whether the statement is true or false
Question 2If the magnetic fields are very strong, such as around sunspots, how are spectral lines affected by the Zeeman effect?
What will be an ideal response?
Question 3Describe the four distinct stages in the life track of a solar-mass protostar on the H-R diagram and explain why the track is the shape it is.
What will be an ideal response?
Question 4What happened during the accretion phase of the early solar system?
A) Atoms and molecules in the gas bonded together and solidified.
B) Particles grew by colliding and sticking together.
C) The solar nebula differentiated into metals inside of the frost line and ices beyond.
D) Large planetesimals captured atmospheres from the solar nebula.
E) Earth gained its oceans from icy planetesimal capture.
Question 5Which statement about Pluto's discovery is FALSE?
A) It was predicted by Percival Lowell, based on perturbation theory.
B) It was discovered by Clyde Tombaugh close to Lowell's predicted position.
C) It was found in 1930, the first planet found by an American.
D) It was the massive jovian Lowell described as Planet X in his calculations.
E) Cold and dark, it was named for the god of the underworld.
Question 6Hundreds of complex organic molecules exist in deep space, especially in the giant molecular clouds.
Indicate whether the statement is true or false
Quick Reply
