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where are the deepest parts of the pacific basin located?
1. 1 answer
2. 581 views
what is the transition between the shelf and the deep seafloor called?
1. 0 answers
2. 593 views
roughly how fast do most lithospheric plates move?
1. 0 answers
2. 535 views
what are some characteristics that describe subduction zones?
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2. 343 views
what is the force driving the crustal plates?
1. 1 answer
2. 331 views
where are the youngest seafloor rocks found?
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2. 354 views
what do these things have in common: paleomagnetism, seafloor spreading, pangaea, transform faults, fracture zones, seamount
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2. 593 views
how do geologists know the earth is layered inside?
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2. 391 views
who would be considered to be the "first ocean scientist"?
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2. 341 views
which hemisphere of the earth contains the greater proportion of ocean surface?
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2. 395 views
until recently, many scientists were tentative in their acceptance for the theory of the chemical evolution of life on earth.
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2. 550 views
Consider a triangular pulse having a wave function(1)0()(1)00xNforbxbxxNforxbbforelsewhere�
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2. 405 views
Hydrogen atom is initially in the ground state. It is excited by a photon bombardment and it then undergoes a transition from n
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2. 921 views
A monochromatic light beam with energy 204eV is used to excite the Be+3 (H –like atom with Z=4) from its ground state to some
1. 1 answer
2. 1,049 views
The third longest wavelength in the Paschen series in hydrogen corresponds to what transitions?
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2. 1,077 views
Calculate the ionization energy of doubly ionized Lithium, which has Z=3. Construct also the energy level diagram for it.
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2. 667 views
Evaluate the Rydberg constant R using Bohr theory and show that its value is R = 1.0974x10-1.
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2. 409 views
In the Sun, an ionized helium atom makes a transition from n =6 state to the n = 2 state, emitting a photon. Can that photon be
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2. 3,259 views
Explain what ideas led Bohr to suggest a new atomic model; and state Bohr postulates. Explain also, in words, what the
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2. 568 views

Answers (5)

thx so much 100%
thx so much Ninaaa you really helped
cdcb
for real i think its 7.4 but im not sure
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