Answer:
The plague, also the black death caused a drastic fall in the total population of the inhabitants of Europe.
Explanation:
The competition and congestion that was being experienced eased. Labour became a scarse resource out of the sudden reduction, there were plenty of jobs, with good pay, compared to the previous competition out of the large population of peasants.
There was a lot of land and therefore no congestion, land became cheaper and consequently led to high mobility.
Answer:
The researchers found that <em>adolescents are more likely to take risks and exhibit risky decision making in a driving task when in the presence of peers than when alone compared to their adult counterparts.</em>
Explanation:
This was determined by Gardner and Steinberg (2005) during a study of adults and adolescents risk taking in a driving task.It was found that social influence is a factor which also determines risk taking especially in adolescents. The study gave credence to the notion that peer influence plays a role in adolescents risky behavior and the impulse to take risks.
Answer:
But a planet's size is not necessarily proportional to its mass. In the end, how massive a planet is has more to do with its composition and density. So while a planet like Mercury may be smaller in size than Jupiter's moon Ganymede or Saturn's moon Titan, it is more than twice as massive than they are.
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Answer:
The Machine exerts a force of 9N.
Explanation:
Initial velocity (u) = 0 m/s
Final velocity (v) = 30 m/s
Time (t) = 0.5 s
Acceleration (a) = (v-u)/t
= (30-0)/0.5 m/s²
= 30/0.5 m/s²
= 60 m/s²
Mass = 0.15 kg
Force = Mass*Acceleration
= 0.15*60 N
= 9 N
Explanation:
Answer: DNA is shaped into a chromosome in order to fit inside a cell nucleus
Explanation:
To fit our genomes into a tiny cell, the DNA of each chromosome is coiled, compacted, and coiled up some more.
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