Someone help me at least please help me write down the answers!!! :( title : WWI technology research

1)Who made this new technology and when

2)how did it work

3)what was the item used to do?

4) are these technologies still in existence today and have they improved? explain , how they have changed!

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.

In the 1980s, more russians worked to encourage change in the government by a) establishing a new political system. b) rallying for democratic reforms. c) supporting the democratic system. d) resisting gorbachev’s reforms.

How did the commercial whaling industry affect whaling practices of the makah people?