Answer:
The air near the earth’s surface consists of 77 percent nitrogen and about 21 percent oxygen.
Explanation:
I hope this helps
there is also a bit of Carbon Dioxide
The primary brain vesicles are the forebrain, midbrain and hindbrain. The forebrain is the largest of all the three. Hunger is controlled by the hypothalamus.
<h3>What is the hypothalamus?</h3>
Hypothalamus is a part of the forebrain and is situated below the thalamus region. It controls and regulated the ANS and pituitary activities. It majorly regulates thirst, body temperature, memory, homeostatic functions and hunger.b
It plays a crucial role in controlling the appetite, emotional responses, the release of hormones and physiological cycles.
The prefrontal cortex is the part of the forebrain, the amygdala is the part of the midbrain and the cerebellum is the part of the hindbrain.
Therefore, hunger is controlled by option B. hypothalamus.
Learn more about the hypothalamus here:
brainly.com/question/1248563
Answer:Potential energy is stored energy and the energy of position. Chemical energy is energy stored in the bonds of atoms and molecules. Batteries, biomass, petroleum, natural gas, and coal are examples of chemical energy.
Explanation: sorry if it’s wrong
Or <span>The average density of the boat, including the steel and air, is less dense than 1.00 g/cm³..</span>