Bộ 10 đề ôn thi học sinh giỏi Tiếng anh 9 năm 2023 có đáp án (Đề 1)

A block of wood with a density seven tenths that of water will ______. A. go up and down then sink B. float with a half of its volume under water C. float with an equal volume of its volum

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A block of wood with a density seven tenths that of water will ______.

go up and down then sink

float with a half of its volume under water

float with an equal volume of its volume under water

sink immediately when submerged

Giải thích

Chọn C