Ques:Q: What is the waxy substance that epidermal cells secrete? Choices: - cellulose - bile - saliva - cuticle A:

Ans:cuticle
-----
Ques:Q: Carefully controlling the speed of a fission reaction produces what kind of energy? Choices: - chemical - atomic - thermal - nuclear A:

Ans:nuclear
-----
Ques:Q: Just as the reaction of a diol and a diacid forms a polyester, the reaction of a diacid and a diamine yields this? Choices: - phenol - polyethylene - acetone - polyamide A:

Ans:polyamide
-----
Ques:Q: What property is a measure of the average kinetic energy of molecules? Choices: - mass - velocity - density - temperature A:

Ans:
temperature
-----