Answer:
from roads to canals to railroads
Explanation:
Better transportation infrastructure or transportation revolution in the early 19th century begins when people started crude roads instead or horses or river routes and then canals were built. After canals long the railroads crisscrossed the country that helped people and goods to move with greater efficiency. These technological developments in travel during the 19th Century connects the world and affects the national economy at high level.
Hence, the correct answer is "from roads to canals to railroads".
Answer: The choice of a submarine to either sink or float depends on the captain of that submarine. For a submarine to sink the captain just have to allow water to fill the water tank (lock), making the submarine more dense than the water it has displaced. For it to float, it just have to empty the water tank and allow air to fill it.
When a boat in a canal lock sank, the water level will rise, because the volume of the boat has displaced more water, and this displaced water will cause the water level to rise. The space occupied by an object in a water, is equal to the volume of water been displaced.
Actually its
1. Sudan
2. South Africa
3.Nigeria
Answer:
formative quizzing
Explanation:
The formative questionnaires present questions that are not intended to test an individual, but rather to present concepts and information that can extend and help the student's process of understanding about a certain subject. This type of questionnaire is built taking into account the needs that the student presents with regard to academic knowledge hurting the classes, or to concepts that are presented in a more complex way.
Answer:
B, Identical components that can be used in place of one another in manufacturing
