Studying how drought affects the food supply in a region of the alaskan tundra would be studying a question at the level of ecological organization.

community

ecosystem

biosphere

population

Tall, cone-shaped mountains in which layers of lava alternate with layers of ash are called a. shield volcanoes. b. cinder cone volcanoes. c. composite volcanoes. d. lava plateaus. select the best answer from the choices provided a b c d i need asap

Convert 0.14 kilograms to grams.grams

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.