A _____ is a telescope designed to capture images of faint objects such as the corona of the Sun that are near relatively bright objects.
A) compound telescope
B) coronagraph
C) corona loop
D) filler telescope
Question 2
Which of the following has been established through helioseismology observations?
A) The Sun's magnetic field is generated by the dynamo effect at the bottom of the convection zone deep under the photosphere.
B) Magnetic fields are observed on Earth because of the presence of an ionized atmosphere.
C) When seen through the naked eye, prominences look black because of emission in the three hydrogen Lyman series lines.
D) Solar flares are found to occur in regions where identically directed magnetic fields meet.
Electron Microscope Images of a Diatom
Scorpions, Spiders and Sharks: Electron-Microscope Images
The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
Three days after the Boston Marathon explosion, the FBI released this photograph that had been taken
Seeing Images Where There are None
Newton Telescope