Speed is an expression of how fast an object moves. An object's speed is the rate of the total distance it travels in a certain amount of time. Units of speed include miles per hour (mph), centimeters per second (cm/sec or cm/s), meters per second (m/sec or m/s), or kilometers per hour (kph or km/hr)
There are different types of channels for blood flow that transport the blood pumped by the heart. They greatly differ only in the size of their diameters. Arteries are the big ones that are located mostly near the heart. Veins are the next which is where nurses inject you to gather blood. Then, the smallest ones are the capillaries.
Answer:
Passive Transport
Explanation:
Passive transport does not require energy because it is driven by the tendency of the system to grow in entropy.
Chlorofluorocarbons are more commonly known as CFCs. CFCs were once used as refrigerants, <span>propellants (in aerosol applications), and solvents. Once CFCs enter </span>the atmosphere, they slowly<span> rise to the stratosphere. Here, ultraviolet radiation causes the break up of CFCs into their individual chlorine atoms. The chlorine atoms cause the catalytic destruction of</span> ozone<span>. </span>
Answer:
Poison spreads around the body quickly and it is less suspisious as you can put it into drinks or food
Explanation:
