Answer:
Several fundamental types of economic systems exist to answer the three questions of what, how, and for whom to produce: traditional, command, market, and mixed. Traditional Economies: In a traditional economy, economic decisions are based on custom and historical precedent.
Explanation:
Answer:
b) electrons jump onto or off the neutral ball when a charged object comes close
Explanation:
What causes a pithball to move is when "electrons jump onto or off the neutral ball when a charged object comes close".
The pithball electroscope is actually used to test if a body is charged or not. When a charged body is brought near the pithball, the ball moves. The movement of that charged body reveal that there are electrons it is carrying.
The pithball can actually be charged. It is charged by touching a charged object to it. This leads to some of the charges on the surface of the charged object moving to the surface of the ball. The pith-ball electroscope was invented by John Canton, a British schoolmaster and physicist in 1754.
<span>The United States would lift some or all of its embargo on Cuba.</span>
You can start a conclusion by saying- In conclusion,............