The dissolved salts in seawater increases the freezing point, explaining the formation of sea ice. Indicate whether the statement is true or false
ANS: F
The freezing point of seawater is lowered with the increase of salinity. This makes it possible for
seawater to form ice at lower temperatures than in freshwater. Information can be found in the section
Seawater Consists of Water and Dissolved Solids.
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The synthesis of cholesterol begins with the sequential condensation of how many molecules of acetyl CoA
A) 1 B) 2 C) 3 D) 4
Which process acts to remove carbon dioxide from the atmosphere?
a. Lightning b. deforestation c. photosynthesis d. burning fossil fuels e. volcanic eruptions
Why is Jupiter the largest planet in the solar system?
A. due to a massive collision with another protoplanet B. Because of its distance from the Sun, the gravitational attraction between it and the Sun is perfectly balanced so as to create a density that results in the largest size of any planet. C. because that's just the way it happened D. Being the oldest planetary core, it had more time than the other planets to accumulate enough gas around itself before solar winds blew interplanetary dust away.
This type of air leads to the greatest vertical mixing of pollutants
A) stable air B) unstable air C) radiation inversion D) subsidence inversion