Who discovered planet earth and what was the date

Earth's age is best estimated by: A. chronologies developed using biblical sources B. best guess C. using fossils D. using radioactive isotope pairs to date the oldest rocks.

In a short paragraph, describe the ecosystem that surrounds you. What kinds of plants and animals are common in your area?

What causes a rainbow?

Which feature is formed when a moraine of an earlier glacier is shaped by a later glacier? a. a lake b. an esker c. a drumlin d. a hanging valley

He country in the world with the largest population but not the largest land mass is

Describe what Scotland, Wales, and Ireland have done to maintain their unique cultures. Be sure to describe at least two examples for each country.

Why is most of Australia Unsuitable for agriculture A. the land is too dry. B. the soil is made up of clay C. the soil is made up of Volcanic ash. D. the terrain is too mountainous and rugged.

Which type of skin cancer decelopes

What occurs when the atmosphere is cooler than the geosphere

The process by which gases within Earth are emitted and eventually accumulate into an atmosphere is called o a. degassing O b. volcanic fumaroles C. ungassing O d. outgassing O e. none of the above