9. 5/3
10. 17/15 or 1 2/15
11. 119/18 or 6 11/18
Answer:
On Earth the continuous gravitational relationship between Earth and the Moon creates another effect—the tides. The Moon's gravitational force pulls the oceans upward. As Earth rotates on its axis and the Moon revolves around Earth, the oceans rise and fall in response to the shifting force of the Moon's gravity.
<u>Answer:</u>
Scientists say global warming is largely due to a natural cycle it is evident from the fact that humans once settled in areas now covered by glaciers.
<u>Explanation</u>:
- It is seen on the geological timescale that the Earth has had five major ice ages that occurred as a result of tremendous changes in the climate from time to time.
- It is now believed that another ice age is due and the climate change that we are getting to experience is an indication that the ice age about to occur soon.
- Thus, a few scientists sat that global warming is largely due to a natural cycle.
According to economic theory, countries dependent on agriculture and allied activities ie primary sector, grow slowly and remain under-developed or developing economies. The export the raw material to the rest of the world. ... So Secondary sector is most important for the growth of and economy.
