Answer:
Cratons are generally found in the interiors of continents and are characteristically composed of ancient crystalline basement crust of lightweight felsic igneous rock such as granite. They have a thick crust and deep roots that extend into the mantle beneath to depths of 200 km.
Explanation:
Answer: C. Desert
Explanation: Since deserts lack plant cover, rainfall, sheet wash, and stream flow are all extremely effective agents of erosion.
(Not sure bout Q.2.)
"Sun-centered," or "heliocentric" Copernicus thought that the planets orbited the Sun, and that the Moon orbited Earth. The Sun, in the center of the universe, did not move, nor did the stars. ... Also, both Copernicus and Ptolemy thought the orbits of the planets were circular, but we now know they are elliptical.
Answer:
The best soil for gardening is option 2
Explanation:
Loamy soil is the ideal soil for gardening because it is the best for adequate plant growth. A good combination of sand, silt and clay gives the best kind of soil for plant growth. This allows for adequate pores in the soil which is very important for the plant roots and for the passage of water and air into the roots of the plants. The ideal combination for a loamy soil in terms of sand, clay and silt is 40%, 20% and 40% respectively. The best option is the second option which is closest to the ideal loamy soil composition.
I hope I have been able to help.