Answer:
that is all I know sorry hope that may help you :)
Explanation:
Indicator is a substance which shows different colors in acidic and basic medium. Indicators can be natural (derived from natural sources) or artificial ( man-made) for example :
*Litmus is an indicator. Acid turns blue litmus into red while base turns red litmus into blue
* Turmeric solution does not show change in color (remains yellow) in acidic solution and turns red in basic solution.
Natural: Land mounds, Rivers
Human made: Country borders, cities
Answer:
Depends on conduction and the texture
Explanation:
it feels softer because tile is expose to the coldness in your building and carpet feels warmer because the texture of it
