Which of the following is an example of an environmental change the affected the evolution of life

A. Volcanic activity

B. Changes in climate

C. Mountain building

D. All of the above

The lining of the stomach and intestine is protected from strong acid by

What is the definition of solar irradiance?

What is an ecological niche? Explain and give an example.

When compression from converging plates occurs, the Earth's crust A. will break off or fall apart from the plate, causing the plate's volume to decrease B. will feel pressure and the plates will fold on top of one another C.

Aristotle was a true scientist

Dna strands are held together by

Coal is the biggest source of electricity production. Discuss some of the effects of coal mining and use for power? How can you reduce the amount of coal used for electricity production?

True or false the grain group includes, cereal, rice, pasta, and grits

Read the paragraph, and then answer the question. The solid part of Earth is made of huge chunks called plates. These plates sometimes move. When this happens, earthquakes may occur.

I am living thing and i can carry out all life processes. what am i?