Seasonal variation on earth is due to the a) revolution of earth on its axis. b) elliptical path the sun takes around the earth. c) tilt of the earth's axis of rotation. d) distance of earth from the sun at any given time.

In a mercantilist system a country tries to increase its blank and decrease its blank

Acompany produces items in small batches. the machinery needs to warm up before the items can be produced. the scatterplot shows the time needed to produce batches of different numbers of items. based on the line of best fit, which of these statements is true?

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation