Biology, 03.03.2021 22:30 loloroyroy264
Ptolemys model the universe had the planets doing loops as the revolved around the earth this apparent backward movement of the planets in the sky is known as...
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Biology, 22.06.2019 06:00
Why does bubbling occur when vinegar mixed with baking soda
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Biology, 22.06.2019 06:00
Onsider the paragraph above. what is one chemical property of water? a) water is a polar molecule. b) water is the universal solvent. c) water reacts with group 1 metals. d) water has a high specific heat capacity.
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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
Ptolemys model the universe had the planets doing loops as the revolved around the earth this appare...
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