Search results

  1. M

    Astronomy Question: True or False?

    A telescopes with a 600 mm diameter primary mirror collects 100X as much light as a dark adapted human eye with a 6 mm diameter pupil.
  2. M

    True or False astronomy question: possible trick question?

    The primary purpose of an astronomical telescope is to magnify the images of distant objects, making them appear closer True or False?
  3. M

    Help with astronomy homework?

    If the surface temperature of the Sun doubled while its size remained the same it would radiate twice as much energy. it would radiate four times as much energy. it would radiate eight times as much energy. it would radiate sixteen times as much energy. it would radiate the...
  4. M

    Astronomy Question: True or False?

    The absorption lines for a cool thin gas are identical in wavelength and frequency to the emission lines of the same gas if hot enough to glow. True or False?
Back
Top