The correct answer would be the second option. The correct plan for his experiment would be that the temperature, the type of limestone, and the type of acid are controls. The amount of acid and the amount of damage to the limestone are variables. To determine the degree of damage of the acid it would be best that the amount of acid is the manipulated variable while everything else are assumed constant.
A common way of compensating teams is a : Gain sharing system
in a gain sharing system, Each member of the team will recieve an additional intensives everytime they passed a target.
This will motivate the team members and will lead to an increase o working efficiency
Answer:
biosphere is the regions of the surface and atmosphere of the earth or another planet.
Answer:
Habituation
Explanation:
Habituation is knowns as an extremely simple form of learning. It occurs in an animal. After a period of exposure to a stimulus the person or animal stops responding.
The intriguing aspect of habituation is that it can occur at different levels in the nervous system.
Answer: Alabama
Explanation: As of 1820, Alabama produced an estimated 25,390 bales of cotton (at about 225 pounds per bale), or 3.7 percent of the national total.