Which element has the lowest mass per nuclear particle and therefore cannot release energy by either fusion or fission?
A) hydrogen
B) oxygen
C) silicon
D) iron
E) uranium
D) iron
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Earth's core is slightly hotter than the surface of the Sun.
Answer the following statement true (T) or false (F)
An airplane flies between two points on the ground that are 500 km apart. The destination is directly north of the origination of the flight
The plane flies with an air speed of 120 m/s. If a constant wind blows at 10.0 m/s due west during the flight, what direction must the plane fly relative to north to arrive at the destination? A) 4.78° east of north B) 4.76° east of north C) 85.2° west of north D) 4.78° west of north E) 4.76° west of north
In a hydrogen atom, a given electron has n = 7. How many possible values can ? have?
A) 6 B) 7 C) 15 D) 98
A diatomic quantum mechanical rotator in the L = 1 quantum state has energy E. The same rotator in the L = 2 quantum state will have energy equal to
A) 3E. B) 2E. C) 6E. D) none of the given answers.