Sort the items below based on which unit of astronomical measurement is most appropriate for measuring their distance. a. The distance from the Earth to Jupiter.
b. The distance from the asteroid belt to the Sunthe distance across.
c. The Milky Way Galaxy.
d. The distance from the Sun to the farthest reaches of the Universethe
e. The distance from the Sun to the next nearest star, Alpha Centauri.

Which of the following is the main purpose of using an anchored network of booms which funnel debris to a collection area?

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.

Where did the solar system come from?