Calcareous shells will not accumulate on the ocean floor when the water depth exceeds about 4500 meters (around 15,000 feet).

a. true
b. false

Acar traveling at 65 mile per hour has kinetic energy because of its position on the road. true or false

Even before world war ii had ended, it was apparent that the allies would not remain friends in the post-war era. describe how the conflict between the superpowers manifested itself in the following region: europe.

Germany's black forest is being destroyed as a result of which environmental issue ?