The correct answer is b.) All three developed progressively more accurate models of our solar system.
Indeed, Copernicus proposed the heliocentric model, placing the Sun as the center of the universe and not Earth, in the 15th century. Kepler discovered the three scientific laws of planetary orbit around the Sun in the 17th century. Newton created the laws of universal gravitation and motion in the 17th century as well, basing a good deal of his research on Kepler’s work.
Menes, sometimes known as Narmer, became the first pharaoh. He set up his new capital of the united Egypt in the city of Memphis in Lower Egypt.
The reason for the change from isolationism to imperialism was because America was slowly becoming a superpower in the world during the 19th century. This was also due to the fact that America felt that it could maintain "peace" in the world through its power. To hold its status as a superpower, America had to take steps to establish itself around the world. The Imperial rule allowed it to compete with European states in terms of resources and money.
Answer:
Energy flows through an ecosystem in only one direction. Energy is passed from organisms at one trophic level or energy level to organisms in the next trophic level.
Explanation:
The United States was responsible for construction and were in charge of the waterway until 1999ΔΔΔΔΔΔΔΔΔΔ∴∵∴∵∴∵∴↔→→←←←←←←←←←⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕⊕
