Answer:
At different times
Explanation:
The echo returns at different times, but faster in water. This is because water particles are bound closer and this makes them transmit vibration energy from one particle to the next quickly. An echo is a sound wave and sound waves are longitudinal waves that occur by the collision of particles to move the vibrations along, and this is why they move slower in air.
The Spanish-American War was fought in 1898 and was an imperial conflict. The major combatants were the United States and Spain. The war was fought on two fronts: Cuba and the Philippines. The war was instigated by Cuba and the Philippines in an effort to gain their independence from Spain.
The answer is true, the Egyptians did indeed use the pyramids as tombs.
Answer:
Explanation:
1 : a doctrine in political theory that government is created by and subject to the will of the people
2 : a pre-Civil War doctrine asserting the right of the people living in a newly organized territory to decide by vote of their territorial legislature whether or not slavery would be permitted there
