It states that layers of sediment are originally deposited horizontally due to the effects of gravity.
<u>Answer:</u>
<em>Anytime observations need to be clarified. When an unusual condition need to be shown for later reference.</em>
<u>Explanation:</u>
Instead of just recording the data the is sometimes important to be sketched out as the data observed is needed to be clarified and also sometimes there is an unusual condition that occurs and hence, it is important to sketch it so that it can be used for later reference.
<em>Therefore, when we are aware of the situation we need not sketch the data.</em>
The arafura sea lies between australia and melanesia
From the given statements population have been migrating from region to region for thousands of years in Eurasia would best be classified under geography theme of region.
Answer: Option A
<u>Explanation:</u>
It is believed that there are five different themes of geography and they are location, place, human-environment interaction, movement and region. The constituents of these five themes encompass the whole subject of geography.
Human-environment interaction is defined as the study of how the humans are causing impact on the environment and how environment affects human.
That would be Cornelius Vanderbilt
An American businessman who built his wealth in railroads and shipping.
He was born poor and he received only a mediocre education, but slowly acquired his wealth by persistence and hard work
He is best known for building the New York Central Railroad<span />