What are two scales used to measure an earthquake? what is the difference between them?

During a storm a tree fell over into a river what might happens to this tree

Which list correctly orders the lifecycle of a piece of debris as it passes from space down to earth's surface? a. meteoroid meteor meteorite b. meteorite meteor meteoroid c. meteor meteoroid meteorite d. meteor meteorite meteoroid

What are the two types of oligarchies? -Theocracy and monarchy -Dictatorship and theocracy -Communism and dictatorship -Theocracy and communism

If there 782 milligrams then there is 0.782 what

A client with advanced-stage Alzheimer's disease is seen by a health care provider who prescribes a newer drug that is not a cholinesterase inhibitor. This drug is a N-methyl-D-asparate (NMDA) receptor antagonist. This drug is better known as:

If a population is growing quickly in a small area then what must increase as well

Which body of water is found to the east of costa rica? a. el oc ano pacifico c. el mar del norte b. el oc ano atlantico d. el mar caribe

How old is the milky way galaxy?

Describe the Great Barrier Reef. Why is this site considered one of the world's most important ecosystems?

The diameter of a circle is 5.5m. Find the area of the circle. Give the exact value