Answer:
2
Explanation:
Calcium is in group two of the periodic table. Hope this helps and good luck on your assignment.
Answer:federalism
Explanation:
National government uses to give to states as aid is needed from education to highway etc.
The Olmecs used the stars as a natural navigation system, they were orienting in space according to their alignment. So when they were building their cities, they were aligning them according to the positions/paths of the stars, so it was very easy for them to now the traces between the cities, as well as their positions, from wherever you were in the empire.
Exergames are "games, usually video games that involve the body movement or body reaction of players in playing the game."
Unlike the traditional video games that only require gamepads to play, exergames make players act as if they are inside. Thereby the players' movement in real life translates into their actions in the video game.
Exergames became a hit success back in 1998 when Konami's Dance Dance Revolution was released.
Hence, in this case, it is concluded that exergames are good for physical activities or exercise.
Learn more here: brainly.com/question/1995917
