When was 1 billion population reached

Is temperature the total energy in all particles in an object

The people of the Caribbean identify strongly by A. regional unity or identity. B. island and country of birth. C. country of birth and religion. D. island and ancestry.

Current predictions of rainfall change in the west have indicated that rainfall may decrease by as much as 40 cm in some areas. imagine a chaparral location that experiences 100 cm of average annual rainfall and an average annual temperature of 10°c.

When various cultures combine their own religions, language, dress, food, and customs to form one people, it is called

What were the damages and responses of Hurricane Isabel

What if you give a chance to choose a certain country, which you would stay and live for a long time. what would that be and why? (in terms of economy, security, and tourism).

2. One ancient tradition in Japan that remains part of daily life is respect for A urban life B elderly people Coutsiders D individual success

N what direction does wind curve in the northern hemisphere? in the southern hemisphere?

Approximately how much more energy is released in a 6.5 richter magnitude earthquake than in one with magnitude 5.5?

Which river flows southward through southeast Asia into south China sea?