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When was Spectra Energy created?
Spectra Energy was created in 2006.
When was Spectra Records created?
Spectra Records was created in 1997.
When was Spectra Communications Group created?
Spectra Communications Group was created in 1999.
What are the differences between line spectra and continuous spectra in terms of their characteristics and properties?
Line spectra are composed of distinct, discrete lines of light at specific wavelengths, while continuous spectra consist of a continuous range of wavelengths without distinct lines. Line spectra are produced by excited atoms emitting light at specific energy levels, while continuous spectra are emitted by hot, dense objects like stars. Line spectra are unique to each element and can be used to identify elements, while continuous spectra are characteristic of hot, dense objects emitting thermal radiation.
How can forensic scientists use emission line spectra and absorption spectra?
Forensic scientists can use emission line spectra and absorption spectra to analyze trace evidence, such as glass fragments or paint chips, found at a crime scene. By comparing the spectra of the collected samples with reference spectra, scientists can identify the chemical composition of the evidence and link it to potential sources or suspects.
What has the author Charles R Cowley written?
Charles R. Cowley has written: 'The theory of stellar spectra' -- subject(s): Spectra, Stars 'An introduction to cosmochemistry' -- subject(s): Astrogeology, Astrophysics, Cosmochemistry 'Line identification studies using traditional techniques and wavelength coincidence statistics' -- subject(s): Abundance, Line spectra, Statistical analysis, Stellar spectra
Bohr postulated that elements have unique line spectra because?
Bohr postulated that elements have unique line spectra because the electrons in an atom can only occupy certain energy levels. When an electron moves between energy levels, it emits or absorbs energy in the form of light. Each element has a distinct arrangement of electrons, leading to unique line spectra.
How are different types types of spectra created?
The different types of spectra are created by light shining through a prism, a glowing solid or liquid, or by a compressed/non-compressed glowing glass.
The line spectra of atoms provides experimental evidence for?
The line spectra of atoms provide experimental evidence for the quantization of energy levels in atoms. This supports the idea that electrons can only exist in specific energy levels within an atom's electron shells. The specific wavelengths of light emitted or absorbed by atoms in their line spectra confirm the discrete nature of energy levels and the transitions between them.
What causes spectra lines?
Absorption of energy at atom energy levels cause the line spectrum.
Bohr found experimental evidence for his atomic model by studying?
The electron cloud
What has the author Kenneth Bruce McBeath written?
Kenneth Bruce McBeath has written: 'Rapid variations of Balmer line strengths in the spectra of Be stars' -- subject(s): Spectra, B stars
