The method of spectroscopic parallax cannot be applied to stars beyond about 100 pc
Indicate whether the statement is true or false
F
Physics & Space Science
You might also like to view...
For a northern Hemisphere observer the __________ __________ moon is visible in the south-eastern sky just after sunset
Fill in the blank(s) with correct word
Physics & Space Science
In general, which of the following is usually the weakest bond?
A) ionic bond B) van der Waals bond C) covalent bond D) hydrogen bond
Physics & Space Science
When an atom of sodium in the surface of the sun has two electrons removed, then
A. it becomes aluminum. B. it is a positive ion susceptible to acceleration in solar magnetic fields. C. it has a negative charge. D. it is a negatively charged rubidium atom.
Physics & Space Science
How can precision of a measuring instrument be increased?
Physics & Space Science