历年ACT真题科学部分词汇整理4

>>ACT考试词汇：历年ACT真题科学部分词汇整理4

>>ACT考试精品1对1名师指导

ellipse— A geometric shape that is formed when a plane Is Intersected with a cone. In this case the plane intersects the cone at an angle so that a shape similar to a circle but stretched in one direction is formed. The orbits of the planets around the Sun represent ellipses.

endoplasmic reticulum— An organelle that is used to transport proteins throughout the cell.

energy— The ability to do work or undergo change. Kinetic energy is the energy of motion, while potential energy is stored energy.

enzyme — any one of the complex proteins that are produced by cells and ACT as catalysts in specific biochemical reactions

epicycle—Smaller circles on which the planets traveled around the Earth in the geocentric model of the solar system. Epicycles were used to explain the retrograde motion of planets and help make the predicted positions of the planets match the observed positions.

equilibrium—A state at which the forward and reverse reaction proceed at the same rate.

focal length— The distance from a focal point to a mirror or lens.

force— That which acts on an object to change its motion; a push or pull exerted on one object by another. Common units are Newtons (N).

freefall— An object in one-dimensional motion that is only acted on by the force of the Earth's gravity. In this case its acceleration will be -g or g downward.

以上就是小编介绍的一些科学推理部分的常见词汇，希望你们能够记录在自己的笔记本上，在平时空闲时间多拿出来看看，扩展自己的一个词汇量，会对你们的考试成绩有很大帮助。如果你们需要更多的ACT考试技巧，那就来坦途网ACT考试频道自取吧！