Answer:
research should be capable of producing results that do not support the hypothesis.
Explanation:
In simple words, Karl Popper introduced the Falsification Rule as a method of distinguishing science versus non-science. It implies that a hypothesis should be capable to be verified and perhaps shown wrong in order to be deemed scientific. Viewing a black swan, for instance, can disprove the idea that "all swans remain white."
Thus, the last statement is correct.
Answer: Noise
Explanation: According to the communication process, noise is defined as the factor due to which the sender to receiver communication gets interfered .The transmission of the message gets disrupted due to noise.
Ralitza is also facing a barrier while in the class and thus not able to focus on the class discussion. The thought of calling her parents is acting as the noise source in the mind of Ralitza.
The unshared environment in studies of personality refers to differences in aspects<span> of the environment that differ between individuals
People who lived in an environment with a lot of resources to sustain their living will tend to have less aggressive behavior compared to the people that live in the environment that have scarce resources.</span>
Ans: They developed resilient breeds of crops such as potatoes, quinoa and corn. They built cisterns and irrigation canals that snaked and angled down and around the mountains. And they cut terraces into the hillsides, progressively steeper, from the valleys up the slopes.
Answer:
Their working conditions have improved over the years due to the establishment of unions who ensure that the workers perform their jobs under hygienic and safer conditions compared to the past. There was also the issue of very low wages which improved too.
However tight fisted employers still pay some people low wages compared to the amount of work done due to the lack of jobs and people offering anything to have a stable source of income .