Which two objects have stored energy? A) a ball rolling on the ground B) a small rock sitting on top of a big rock C) a

Question

Which two objects have stored energy?
A) a ball rolling on the ground
B) a small rock sitting on top of a big rock
C) a stretched rubber band
D) a stone lying on the ground

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Hưng Khoa 5 years 2021-07-23T20:30:39+00:00 2 Answers 191 views 1

Answers ( )

    0
    2021-07-23T20:31:45+00:00

    a ball rolling on the ground

    0
    2021-07-23T20:32:00+00:00

    Answer:

    a small rock sitting on top of a big rock

    a stretched rubber band

    Explanation:

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )