O be useful in science, a hypothesis must be *
A. measurable
B. observable
C. testable<...
Physics, 14.10.2020 14:01 kaliyaht01
O be useful in science, a hypothesis must be *
A. measurable
B. observable
C. testable
D. correct
Answers: 1
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Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)
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Physics, 22.06.2019 14:30
Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?
Answers: 2
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Which of the following is the largest disadvantage of about half of the electricity in the united states comes from burning
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