The steamboat. it helped travel rivers upstream
Based on our nationalities
Because it is important to know the composition of the object
Density is the ratio of the mass of a sample to the volume occupied by that mass, and expresses how much mass there is per unit volume of a given portion of matter. Density is a physical property of extreme importance in the characterization, identification and use of substances or materials.
<span>The "door" is the amendment process, which allows for changes to the constitution. They included it because things change and government must be capable of changing or it will stagnate and die. They did not make it an easy process, because the constitution was largely a very good document, and the limits that it placed on the government were very important, as most of them continue to be today.</span>
The program calls on participants to use and improve B. technology.
<h3>What is technology?</h3>
Technology is the application of scientific knowledge to solve human problems.
Technology is also the manipulation of the environment for the practical needs of human beings.
The program cannot invite participants to use and improve television or temperature.
Thus, the program calls on participants to use and improve B. technology.
Learn more about technology at brainly.com/question/7788080
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