历年ACT真题科学部分词汇整理5

>>ACT考试词汇：历年ACT真题科学部分词汇整理5

>>ACT考试精品1对1名师指导

frequency— The number of cycles or repetitions per second. Frequency is also often measured as the number of revolutions per second. The common units of frequency are Hertz (Hz) where one Hertz equals 1/second.

frictional force— The force that acts parallel to surfaces in contact opposite the direction of motion or tendency of motion.

functional group— A group of atoms that give a molecule a certain characteristic or property.

gel electrophoresis—A process used in laboratories to determine the genetic makeup of DNA strands. This process involves the movement of chromosomes through a gel from one pole to the other. Magnetism is used to pull the chromosomes through the gel.

geology— The study of rocks and minerals.

glacier— A large mass of snow-covered ice.

golgi apparatus—An organelle that packages proteins so that they can be sent out of the cell.

gravitational force— The attractive force that exists between all particles with mass.

heliocentric model— The model of the solar system that places the Sun at the center with the planets orbiting around it.

heterogeneous— A mixture that is not uniform in composition.

homogeneous— A mixture in which the components are uniformly distributed.

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！