Q: What was used to measure the distance between the earth and the moon? Choices: - telescope - yardstick - ultrasound - laser beam A:
laser beam

(Question)
Q: Water's very polar compound causes most solutes to do what? Choices: - gel - combine - repel - dissolve A:
(Answer)
dissolve

Ques: Q: When does a baby double in length and triple in weight? Choices: - terrible twos - fetal stage - pre-adolescence - infancy A:
Ans: infancy

(Q).
Q: What functions as a framework that reinforces the shape of the leaf? Choices: - the normal structure - the central structure - the stylised structure - the vascular structure A:
(A).
the vascular structure

Ques:Q: Molds, pollen, and pet dander are examples of air pollution with what type of source? Choices: - ecological - physical - chemical - biological A:

Ans:biological

Q: What is the main component of phytoplankton? Choices: - sponge - coral - seawater - algae A:
algae