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 three belmont principles are Respect for persons,<span> Beneficence and Justice. I believe among the three, In formed consent is </span>considered an application of a respect for person principle. It is i<span>ndividual autonomy of participation in research. Hope this answers the question. Have a nice day.</span>
Answer:
The American Revolutionary war
A. if the item cannot be produced in the United states
if the US does not produce it and needs it, it would try to find anyway to try to get the product as cheep as possible, and would eliminate as much barriers as possible to get the product in as much quanitity as it needs
hope this helps
dont report me plz lol
Answer: Statistic
Explanation: Both statistical value and parameter are numerical values on which mathematical functions can be carried out.
Statistical value is a representation of a feature of a sample such as the height of some of the individuals in a group. A parameter on the hand, is the numerical value of a characteristic of everybody in a group, such as asking every adult in the United States if they wash their hands after riding public transportation.