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Biology, 22.06.2019 06:30
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
Biology, 22.06.2019 11:30
What materials must dams have to produce electricity, and what must occur?
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Biology, 22.06.2019 12:30
In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids
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Biology, 22.06.2019 14:10
Climate like that in the sahara desert have the fastest rates of weathering
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Miles wants to write the equation for photosynthesis the diagram below represents one of the molecul...
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