[1. If you found a very young rock at the bottom of the Grand Canyon, what would be the most likely way that it got there? ®](AThe rock was uplifted from below.) (C The rock was from a glacier.) (B The rock fell from the cliff above,)(D Animals brought the rock there.) [2. Over time, erosion and weathering can cause canyons to become] (A deeper and narrower)B deeper and wider) (C wider and shallower) (D shallower and narrower)

Summarize how Glen Canyon Dam has
affected the Grand Canyon ecosystem.

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It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.