B. larger and more complex
Explanation: As the environment became more unpredictable, bigger brains helped our ancestors survive.
Answer:
Explanation:
I think the first one is correct.
The second one is half right (conduction works mostly in solids). The second part is not correct. Convection works mostly in gases.
The third one is wrong about waves. Conduction usually has direct contact of particles.
The last one is not correct. There is no visible movement of matter in conduction. The definition for convection is also incorrect.
Answer: Decrease the amount of animal waste that reaches the water supply.
A fecal coliform is an anaerobic, rod shaped and gram-negative bacteria. It originates in the intestines of warm blooded organisms. It is released in the fecal matter of humans and animals. This bacterial strain is a chief contaminant of water body. The waterborne diseases associated in humans because of this bacterial strain includes infection of ears, bacterial and viral gastroenteritis, typhoid fever and hepatitis A. The bacterial strain is added to water body by discharge of human sewage, pet animal feces runoff and agricultural wastes including animal fecal based manure runoff.
Therefore, by decreasing the amount of animal waste that reaches the water supply is an appropriate action that Florida farm could take to reduce fecal caliform in nearby water supplies.
The answer is that both devices are a type of simple machine called a wedge. A wedge is just one of six types of simple machines. The others are the inclined plane, screw, lever, wheel and axle, and pulley