He urged the United States to build a modern naval fleet.
It is basically saying energy cannot be created or destroyed , only transformed. hope i helpled :D
The answers are as follows:
1. B
2. D
3. C
4. C
5. B
Second half of the nineteenth century = 1850 - 1900
b. major technological advances
e. the industrial revolution
During this time period, people developed new technologies, one of the most impactful being steam power. They used elements to create stronger metals and new raw materials to manufacture different goods. Factories grew and the very beginning of mass producing emerged.
Chinese soldiers entered Tiananmen Square and open fired at civilians others had tried to hold these soldiers off before they reached Tiananmen Square but to no avail and this event is known as the Tiananmen Square massacre in the West and other parts of the world