1.   When conflicts arise between perception and thought, as in conservation problems, children using preoperational reasoning make judgments based on perception.

2.   When faced with an unfamiliar word, good readers are able to make guesses based on the meaning and structure of the sentence.

3.   A rough calculation can, however, be made based on the rate of fluid absorption observed in the control rats.

4.   Also, there remains a bare chance that good sense could break out in the White House and Clinton could make a deal based on confessing to his lies.

5.   Andover.net does not make products based on the Linux operating system, but it is becoming mighty chummy with those who do.

6.   As marketing departments increasingly influence repertory, he makes choices based on musical worth and finds a way to sell them.

7.   At the end of that period, another decision would be made based on the results.

8.   Because it makes images based on heat rather than light, the targeting device is particularly useful at night.

9.   Believing that judges make decisions based on partisanship, though, amounts to believing that they are illegitimate.

10.   - Does the article make recommendations based on scientific consensus?