I am positive it is solar energy
8.9 g/cm3 since density equals mass/volume or m/v you just divide 89 by 10 to get 8.9
Rotting, and ageing. The banana peel ages faster in open air, and therefor begins to rot. Brow peels don't mean that the banana is rotted, however, it is a sign that it may begin to rot soon.
Most liquids expand when they are heated and contract when they are cooled.
A thermometer consists of a bulb of liquid connected to a thin capillary tube.
When the liquid is heated, it expands and moves up the capillary column. When the liquid cools, it contracts and moves back down the column.
You can determine the temperature by reading the position of the liquid against a graduated temperature scale.
Answer: Acids have a sour taste. Lemons, vinegar, and sour candies all contain acids. Acids change the color of certain acid-base indicators. Two common indicators are litmus and phenolphthalein. This are som Characteristics of acid.