Answer:
baseball field and playground remain on the place and pond will not to be built.
Explanation:
Baseball field and playground are recreational places in the cities which increases the physical activities and health of the children and adults living nearby. If these places are removed from cities, it has many negative effects on the people of the society especially on children. If a pond will be built in place of these baseball field and playground, there is no better effect on the people only increase the beautification of the area. So health of the children is more important than beautification of the area.
Answer:
none of the above
Explanation:
The options cited in the question do not influence water conservation. Attitudes that can promote water conservation are: tightly closing the taps, adjusting the discharge valves and eliminating water leaks, do not leave the shower turned on, brush your teeth with the tap closed, use the bucket and no hoses to wash the water. car and sidewalks, use the water that comes out of the washing machine to wash sidewalks, do not throw garbage in the river, do not throw garbage on the beach and publicize and participate in educational campaigns for water conservation.
Answer:
BTB respond to the presence of carbondioxide by changing color.
Explanation:
Bromthymol blue is a chemical indicator dye that changes it color to yellow in the presence of an acid. It respond in the presence of carbondioxide and form carbonic acid, therefore lowering the pH. It becomes blue if the pH is greater than 7.6, it is green if the pH is between 6-7.6 and yellow if the pH is less than 6.