Q: What is a measure of the amount of space that a substance or an object occupies? Choices: - mass - density - power - volume A:
volume

(Question)
Q: The electrons in a water molecule are more concentrated around the more highly charged oxygen nucleus than around this? Choices: - helium nuclei - carbon nuclei - peroxide nuclei - hydrogen nuclei A:
(Answer)
hydrogen nuclei

Ques: Q: What the name of the disease where some of the alveoli of the lungs fill with fluid so they can no longer exchange gas? Choices: - leukemia - lung cancer - emphysema - pneumonia A:
Ans: pneumonia

(Q).
Q: What is the growing root tip protected by? Choices: - root flap - tip cap - root hinge - root cap A:
(A).
root cap

Ques:Q: What is the most common cause of lung cancer? Choices: - coal smoke exposure - restaurant smoke exposure - tree smoke exposure - tobacco smoke exposure A:

Ans:tobacco smoke exposure

Ques: Q: The nucleus is comprised primarily of? Choices: - energy - faith - matter - empty space A:
Ans:
empty space