Answer:
You need a telescope and a pear of eyes
Explanation:
Ok so this is my opinion you will need a telescope and you will also need it to be night and need eyes of course!
Answer:
1)A period in the periodic table is a horizontal row. All elements in a row have the same number of electron shells. ... Periods are horizontal rows (across) the periodic table, while groups are vertical columns (down) the table. Atomic number increases both as you move down a group or across a period.
2)D)Na has one fewer valence electron than Ca.
Answer:
YES THE BULB WILL GLOW.
Explanation:
BECAUSE THE CIRCUIT UPPER AREA IS MADE OF PLASTIC SO THE PLASTIC CONDUCTS THE ELECTRICITY SO THE BULB WILL GLOW.
When magnesium is burned, it reacts with oxygen in air not with the fire. The fire is the energy needed for the reaction to happen. Magnesium reacts with oxygen forming magnesium oxide. The light emitted from the reaction is because the reaction produced a lot of heat.
Answer:
I'm pretty sure its a combination reaction!!
Explanation:
they generally form between metals and non metals like that^
