true or false: 1. T F Cities are usually colder than their surrounding regions. 2. T F Climate has no effect on the formation of soil. 2.T F Mangroves are a keystone species. 3. T F The brackish water of estuaries does not support a diversity of marine life. 4. T F Large browsing animals are abundant in chaparral. (O

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Is there any solid scientific evidence that humans have been cloned?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box