Biology, 01.07.2019 10:30, zalbesifki12
Kelly fills three balloons with hydrogen gas. balloon a she fills to a volume of 80 cubic inches, balloon b to a volume of 100 cubic inches, and balloon c to a volume of 120 cubic inches. she predicts that the balloon filled with the most hydrogen gas will climb higher than the other two balloons. scientific conclusions are based on scientific evidence. what evidence would support kelly’s prediction? a) all three balloons climb to the same height b) balloon a climbs higher than balloon b and balloon c c) balloon b climbs higher than balloon a and balloon c eliminate d) balloon c climbs higher than balloon a and balloon b
Answers: 1
Biology, 22.06.2019 14:00, dakshshberry
Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet
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Biology, 22.06.2019 23:00, ashbela16
The image shows a sandstone formation with visible bands of different colors. what do the bands indicate about how this sedimentary rock was formed? choose two answers. a). the rock was made from more than one material. b). water was absent during the compaction and cementation process. c). sediments and other matter were deposited in layers before lithification. d). the rock was stretched horizontally by the pressure from surrounding rocks. e). layers of hot liquid in the rocks cooled and solidified at different tempatures
Answers: 3
Kelly fills three balloons with hydrogen gas. balloon a she fills to a volume of 80 cubic inches, ba...
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