Jorge rides his bicycle to school every morning. the school is 4 km away from jorge's house and it takes him 30 minutes to ride from his house to the school. jorge's average is 8 km/hr. a. force b. acceleration c. distance d. speed

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is