Answer:
Glaciers cause erosion by plucking and abrasion. Valley glaciers form several unique features through erosion, including cirques, arêtes, and horns. Glaciers deposit their sediment when they melt. Landforms deposited by glaciers include drumlins, kettle lakes, and eskers.
Explanation:
By population concentration and density
Yes, this is true.
All the parts (in terms of modern geography) of Gondwana were: <span><span><span>Africa, South America (you can see that they were connected due to the similarity of their shapes), Australia,India, Arabia, Antarctica, the Balkan Peninsula (today part of Europe) </span></span><span><span /></span></span>
D. Government officials decide how much steel K.P. & Co can produce each year
If the coast-to-coast distance is about 2900 miles, it will take about ...
... (2900 mi)/(186000 mi/s) ≈ 15.6 ms
for the signal to travel coast-to-coast at light speed.
_____
There are time delays due to the amplifiers and repeaters required in the path, and due to the fact that the signals don't actually travel at the speed of light in a wire.
A test of internet speed between Seattle and Washington, DC shows a round-trip time of about 87 ms when traffic is light. Modern communication channels tend to be faster than the telegraph (especially when measured in words per minute).
