Q: A measure of how close a series of measurements are to one another is what? Choices: - calculation - density - reflection - precision A:
precision

Q: In science, what is a bit of information that is true? Choices: - lie - theory - falsehood - a fact A:
a fact

Q: Q: What is formed when atoms of different elements bond together? Choices: - univalent compound - phenotype compound - duality compound - covalent compound A:
A: covalent compound

Question: Q: A refrigerator must do work to reverse the normal direction of what? Choices: - visible energy flow - coolant energy flow - spectral energy flow - thermal energy flow A:
Answer: thermal energy flow

*Question*
Q: Our digestive system breaks down starch to what? Choices: - Salts - Waste - pattern sugars - simple sugars A:
**Answer**
simple sugars

(Q).
Q: Which phylum are all vertebrate organisms a member of? Choices: - pylum protozoa - phylum hominid - phylum arthropod - phylum chordata A:
(A).
phylum chordata