Q: Sunlight contains many different wavelengths, which you see when they separate into what? Choices: - shadows - charges - sounds - rainbow A:
rainbow

(Question)
Q: What body system gets rid of waste? Choices: - digestive system - Muscular system - nervous system - excretory system A:
(Answer)
excretory system

Ques: Q: What produces hormones that directly regulate body processes? Choices: - hippocampus - lymph glands - pancreas - hypothalamus A:
Ans: hypothalamus

(Q).
Q: Compounds like sodium chloride form structures called what? Choices: - ions - microorganisms - hydrocarbons - crystals A:
(A).
crystals

Ques:Q: In what part of the body do escherichia coli bacteria live? Choices: - your brain - your kidneys - your urethra - your intestines A:

Ans:your intestines

Ques: Q: The chemical symbol of which ion is written first in ionic compounds? Choices: - negative ion - good metal ion - last ion - positive metal ion A:
Ans:
positive metal ion