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SAT, 27.06.2019 11:00
How are 3-d printers useful in studying evolution? a. to color the fossils of organisms b. to create clones of extinct organisms c. to create replicas of fossils d. to prepare paper cutouts of organisms e. to study the composition of fossils
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SAT, 27.06.2019 22:00
Blank is the amount of energy in a sound wave per unit of time and is also related to the loudness of a sound
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SAT, 29.06.2019 12:00
How do refracting telescopes magnify a far away image? a. by directing light beams to meet at a focal point b. by absorbing light beams’ wavelengths c. by forcing light beams to change direction d. by measuring light beams’ velocity
Answers: 1
About 3% of earth’s water is fresh water. About 1% of this amount is usable fresh water. Which state...
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