air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.
answered: Guest
A reaction in which energy is released to the surroundings is called an exothermic reaction. in this type of reaction the enthalpy, or stored chemical energy, is lower for the products than the reactants. when ammonium nitrate is dissolved in water, energyis absorbed and the water cools.
answered: Guest
If you decide to make the leap to horse ownership it truly is a life changing event. once you sign the dotted line on the bill of sale you will have full responsibility for care, custody, training and financing your new horse. . and leasing is just for a period of time for a amount of )
Which of the following is true about the introduction of a non-native species to an environment? (a) they usually adapt quickly so they can have a positive affect on the environment. (b) they can disrupt the environment and cause much damage and devastation to native species. (c) they usually become predators in a food chain and to keep prey populations under control. (d) because the native species are better-adapted to the environment, the non-native species always end up dying out.