Physics, 09.09.2021 23:00, GreenHerbz206
4.5✔B5.5✔C6.3✔D7.0✔E7.8✔LookatMatth ew’sresults.?yesnoExplainyouranswer .
Answers: 1
Physics, 22.06.2019 02:00, yoongnzl
In which situation has the independent variable for the experiment been changed? check all that apply. changed from counting the number of duckweed at day 0 and day 14 to counting them every day changed from testing duckweed growth in beakers to testing duckweed growth in large outdoor tanks changed from testing the effect of ph on duckweed growth to testing the effect of light levels on duckweed growth changed from testing the effect of acid ph on duckweed growth to testing the effect of basic ph on duckweed growth
Answers: 1
Physics, 22.06.2019 11:00, Arielledt10
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
4.5✔B5.5✔C6.3✔D7.0✔E7.8✔LookatMatth ew’sresults.?yesnoExplainyouranswer ....
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