Q: What bonds form because they give atoms a more stable arrangement of electrons? Choices: - Hydrogen bond - Ionic bond - Polar bond - covalent A:
covalent

(Question)
Q: Physical and chemical differences help ecologists distinguish between freshwater and marine types of what? Choices: - cities - habitats - microbiomes - biomes A:
(Answer)
biomes

Ques: Q: What was the first amino acid to be isolated? Choices: - histamine - histon - glutathione - asparagine A:
Ans: asparagine

(Q).
Q: How do planets usually rotate to their orbital planes? Choices: - exactly perpendicular - chaotic - randomly - nearly perpendicular A:
(A).
nearly perpendicular

Ques:Q: What term is used to describe anything that takes up space and has mass? Choices: - size - weight - opacity - matter A:

Ans:matter

Question: Q: In a displacement graph, the slope of the line is the average what? Choices: - direction - speed - time - velocity A:
Answer:
velocity