The maximum amount of each type of fish, crustaceans, and mollusks that can be caught without impairing future populations is the maximum sustainable yield
Indicate whether the statement is true or false
true
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________ is dietary energy consumption that is continuously below that needed for a healthy life and the ability to carry out light physical activity
A) Starvation B) Obesity C) Undernourishment D) Dieting E) Fast food consumption
A depression created by deflation is known as a
A) playa. B) bolson. C) blowout depression. D) structural basin.
Atoms of nonmetallic elements form covalent bonds, but they can also form ionic bonds. How is this possible?
A. An ionic bond results when a nonmetallic elements gains an electron from a metallic element. B. This happens when one of the bonded nonmetallic elements has a strong electronegativity. C. It happens when one of the nonmetallic elements loses an electron to become a positive ion. D. An ionic bond results when a nonmetallic elements loses an electron to a metallic element.
What is the main cause of high and low tides?
a) the tendency of the continents on a spinning globe to be thrown outward b) daily heating and cooling of the seas, which causes seawater to contract and expand c) a rise in sea level during the day because of an increase in storms d) water is pulled by gravity of the moon e) all of the above