Planets near the Sun are composed of mainly rock and iron. How does the Solar Nebula theory account for this? Select one: a. The planets that today are near the Sun were captured. b. The forming Sun’s heat prevented substances such as ices from condensing in the inner Solar System. c. The Sun’s magnetic field attracted all of the iron in the nebula into the inner Solar System. d. As the planets were captured, denser ones were pulled closer to the Sun by gravity. e. The planets that today are far from the Sun were captured. Clear my choice

Which locations on the map are low-pressure areas? a b c d e

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10

Suppose you use three different scale to weigh a bag of organges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of organges is 2.153 lb. which of the following best decribes these results?