Author Question: What was special about the Tunguska impact in Siberia on 1908? A) the object exploded completely ... (Read 126 times)

bio_gurl · **on:** Jul 27, 2018

What was special about the Tunguska impact in Siberia on 1908?

A) the object exploded completely before it hit the ground
B) the object that hit was a comet and not an asteroid
C) the event had been predicted long before it happened
D) the impact created the biggest impact crater seen in recorded history

Question 2

When atom A loses an electron to atom B,

A) atom A becomes more negative than atom B.
B) atom A acquires more neutrons than atom B.
C) atom A acquires less neutrons than atom B.
D) atom A becomes a positive ion and atom B becomes a negative ion.
E) atom A becomes a negative ion and atom B becomes a positive ion.