Which set lists objects in the universe from closest to farthest from Earth? A)
Sun, Mars, Pluto, Andromeda Galaxy
B)
Mars, Sun, Proxima Centauri, Alpha Centauri A
C)
Pluto, Sun, Alpha Centauri A, Proxima Centauri
D)
Sun, Milky Way, Andromeda Galaxy, Proxima Centauri

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

Determine the reaction and balance the following equations urgent due in the morning

  the mississippians were considered to be  horticulturalists, which means they were