Answer: solar energy, and heat energy
Explanation:
Answer:
Chemistry A written representation of a chemical reaction, in which the symbols and amounts of the reactants are separated from those of the products by an equal sign, arrow, or a set of opposing arrows. For example, NaOH + HCl = NaCl + H2O is an equation.
Explanation:
I can't see the problem for number 18 write it out and I can help you!
Answer:
The answer is "soda can (about 2 inches)".
Explanation:
In this question, when it is relative to the having the human hair with the d=80 mm (0.003 inches) and the collecting into the structure with the d=700 times larger than itself that will be produced with the coiled of human hair with the d that is = 80 
700 mm= 56,000 or 2.16 inches, that's why the answer is a soda can's which is equal to about 2 inches.
