Plz help meee Describe two other wavelengths of the electromagnetic spectrum, besides visible light, that can be used to gain information about distant celestial bodies.

Explain vector addition, triangle method and parallelogram method

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material

Which best describes the difference between internal and thermal energy?