Biology, 20.11.2020 19:50 roxygirl8914
1. Where do salts and minerals in the ocean come from?
a. the amount of carbon dioxide tends to vary with depth
b. Erosion, hydrothermal vents, and volcanic activity
C. Erosion and temperature changes
d. currents change the pH of
Answers: 2
Biology, 21.06.2019 18:30, nireegnu
Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time. c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions
Answers: 1
Biology, 22.06.2019 16:00, pandamaknae2003
Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.
Answers: 1
Biology, 22.06.2019 22:40, Spencerg325
Which of the following is true? a. under the current unemployment insurance system, benefits replace about 90 percent of the typical worker's prior pretax earnings. b. high benefit payments to unemployed workers will tend to increase the rate of unemployment. c. if a system of personal savings accounts replaced the current unemployment benefit system, the unemployment rate would fall to zero. d. the rate of unemployment in the large european economies has been persistently lower than that of the united states due to their more generous unemployment benefits.
Answers: 3
1. Where do salts and minerals in the ocean come from?
a. the amount of carbon dioxide tends to var...
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