A satellite is orbiting Earth at an orbital radius of 7.3×104 m. What is its velocity in terms of G and the mass of Earth, mp? (Ignore units in the answer.)(1 point) (1.4×10−5)Gmp−−−−√

(7.3×104)Gmp−−−−√

(2.7×102)Gmp−−−−√

(3.7×10−3)Gmp−−−−√

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Approximately percent of the energy created by cell metabolism is used by the body to carry on its normal functions, such as respiration, digestion, reproduction, muscular movement, circulation, and cellular regrowth.