Most stars spend the majority of their lives converting core hydrogen to what? Select all that apply.

A. iron

B. silicon

C. helium

D. carbon

E. oxygen

F. energy

What is the definition for human geography?

How does a communist system of government differ from a democracy? a). In a communist system, power is inherited and passed down. In a democracy, power is in the hands of the people. b). In a communist system, elections are never held.

Describe how moist air can be lifted to form a cloud?

Why is mexico city especially vulanable to earthquakes?

What must humans do to ensure the future generations of trees? A. ensure the resources are never used again so they won't be depleted B. try to replace and replant them as they are being used C. cut them down at once and start over D.

One characteristic of mass wasting processes is that they Select one: a. move materials very slowly. b. move materials relatively short distances compared to streams. c. only operate on steep slopes. d.

What happened at bull run

What is the speed of a vehicle that travels 20 meters in 5 second

While people have the right to protest issues, such as police brutality and gun law reform, they also have the legal obligation to protest Question 1 options: peacefully only during the daytime only in the presence of law enforcement with a complete

Describe 4 methods that scientists use to predict volcanic eruptions