TOEFL語彙

rate of change of velocity with time

加速度

relating to sound and its properties

音響の；音に関する

curved structure transmitting loads to side supports

アーチ；アーチ状の支持構造

join separate parts to make a complete device

組み立てる；組み付ける

exert a force drawing an object closer

引き付ける；引力を及ぼす

angle between rotation axis and orbital plane normal

自転軸の傾き；自転軸傾斜角

line about which a body rotates

軸；自転軸

shaft supporting a rotating wheel or part

軸；車軸

elongated structural member carrying crosswise loads

梁

region with event horizon from within which light cannot escape

ブラックホール

inward net force component for curved motion

向心力

structural member carrying mainly axial compression

柱；支持柱

pressing together under inward forces

圧縮；圧力を受けること

allow electric current to pass through

電気を通す；電流を伝える

material that readily allows electric current

導体

principle that total energy of isolated system is constant

エネルギー保存

requirement or limit restricting engineering options

設計上の制約；設計の制限条件

wave spreading near obstacles or openings

回折

measurable extent such as length width or height

寸法；次元

directed change from initial to final position

変位

reflected sound heard separately after original

反響；こだま

physical property responsible for electrical interactions

電荷

interconnected electrical components forming a current path

電気回路

rate of electric charge flow

電流

machine converting electrical energy to mechanical motion

電動機；電気モーター

opposition to electric current related to voltage and current

電気抵抗

phenomena and energy use associated with electric charge

電気；電力

physical quantity transferred as work or heat

エネルギー

useful service or output relative to energy input

エネルギー効率