Q: What is the goal of science? Choices: - improve knowledge - improve life expectancy - gain scholarships - increase knowledge A:
increase knowledge

(Question)
Q: What are formed by the attraction between oppositely charged ions? Choices: - inept bonds - soluble bonds - magnetic bonds - ionic bonds A:
(Answer)
ionic bonds

Ques: Q: Lead shielding is used to block what type of rays? Choices: - ultraviolet - alpha - toxic - gamma A:
Ans: gamma

(Q).
Q: What is the source of most electricity? Choices: - methane - the Sun - air - coal A:
(A).
coal

Ques:Q: The skull consists of cranial bones and what other type of bones? Choices: - nasal - subdermal - superficial - facial A:

Ans:facial

Question: Q: Where do most ecosystems get energy from? Choices: - precipitation - forests - oceans - sunlight A:
Answer:
sunlight