Questions

Sun - The Solar Energy is the ultimate source of energy in an ecosystem.

Nose is the body part which is effected by the disease Rhinitis.

Myopia is a disease connected with eyes. Myopia is also called as Nearsightedness.

• It is a common vision condition in which you can see objects near to you clearly, but objects farther away are blurry.

• It occurs when the shape of your eye causes light rays to bend (refract) incorrectly, focusing images in front of your retina instead of on your retina.

Land prices in the East were getting too expensive, and the West (Great Plains) offered an opportunity for more people to own land. Although the area suffered from extreme weather and poor soils, many people decided to take the risk and venture to the Great Plains. The government was also committed to supporting those who decided to make the move.

Settlers moved to the Great Plains for several reasons. One reason was the government was offering 160 acres of land for free if the settler agreed to live on the land for five years. This was part of the Homestead Act of 1862.

Some people went to the Great Plains when they heard there were minerals in the region. Gold was one mineral found in the Great Plains region. People hoped to make a lot of money by mining gold.

Nicolaus Copernicus was decribed by his work on "The Heliocentric Theory" which is based on that the earth revolves around the Sun.

This theory was developed in parts by different astronomers over many years, namely Aristarchus, Copernicus, Kepler, and Galileo.