Not enough oxygen
rainforests will turn into desserts like the Sahara dessert which use to be a tropical place.
Answer: The Information which is recently discovered that there is a connection between hippopotamus and whales suggests that:
Both hippopotamus and whales have a common ancestor which brings about the similarity in their genetic system.
Explanation: Research has been debating the issue for years because the source of the relationship date back to a 40 million years old ancestor of the two species.
There is a little pointer which is that both of them can survive in water.
Yep
Explanation:
Because running water moves objects with a low enough mass.
Answer:
The axis to tilt in a different direction every 26,000 years
Answer:
From the political map of a continent, we learn on <u>countries</u> and <u>cities</u> within such countries, especially in <u>capitol cities</u>.
Explanation:
From the political map of a continent, we learn on <u>countries</u> and <u>cities</u> within such countries, especially in <u>capitol cities</u>. In this case, we may learn from continents:
(i) The name, location and geographical extension of every country within the continent on map.
(ii) The name and location of most important city in every country within the continent on map.