Biology, 30.11.2019 21:31, TrueKing184
There are four stages to the classical demographic transition model. pre-transitional europe was characterized by high and fluctuating mortality and a high birth rate. the transition model began to progress into and through stage 2 in the late 18th and early 19th century. all but one contributed to the decline in mortality. a) enacting measures to provide clean water supplies. b) public health advances including quarantine of settlements undergoing epidemics. c) the development of vaccines to prevent disease and antibiotics to treat infection. d) widespread acceptance of germ theory resulting in more hygienic practices, including hand washing and sterilizing medical equipment and infants’ bottles.
Answers: 2
Biology, 21.06.2019 19:40, astultz309459
The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?
Answers: 2
Biology, 22.06.2019 04:30, 20brooklyn22
The specific heat of ice is 0.5 calories/gram°c. 20 grams of ice will require ll calories to raise the temperature 1°c. 05
Answers: 1
Biology, 22.06.2019 14:00, somedudeontheIn
Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***
Answers: 1
There are four stages to the classical demographic transition model. pre-transitional europe was cha...
Mathematics, 19.03.2020 08:28
Mathematics, 19.03.2020 08:28
Mathematics, 19.03.2020 08:28