The answer: Periods form horizontal rows, groups form vertical columns
Explanation:
The horizontal rows on the periodic table are called periods, while the verticals columns are called groups. Elements that are in the same group have similar properties. For example Group 1 is called the alkali metals. These are all soft, reactive metals.
Answer:
The Dark Web is a collection of thousands of websites that use anonymity tools like Tor and to hide their IP address.
hope this helps
Answer:
neck
Explanation:
through the neck and opening of the thermos, where there is no vacuum.. hence heat is easily transmitted resulting into heat loss
