GED Science Preparation Course：结业考试 2026

每次从课程中随机抽取一套新的40道题。得分达到80%或以上即可下载证书。答案将在最后显示。

本模拟考试的规则

每次作答都会从本测试全部 100 道题中随机抽取 40 道题，因此每次都不一样。

官方考试包括以下部分：

One 90-minute section with no breaks
Content: about 40% life science, 40% physical science and 20% Earth and space science
Question types: multiple choice, drag and drop, fill-in-the-blank, select an area (hot spot) and drop-down

结束后可以看到得分、每道题的答案和解析。最好成绩会保存在此浏览器中，你可以反复练习，直到稳妥通过。

Describe the format, timing, calculator rules and scoring of the GED Science test
Identify hypotheses, variables and controls, and judge how well an experiment is designed
Read tables and graphs, make predictions, and calculate the mean, median, range and probability
Explain body systems, homeostasis, nutrition, disease, cells and heredity, including Punnett squares
Trace energy through ecosystems and explain natural selection
Calculate speed, acceleration, momentum, force, work, power and density, and balance simple equations
Explain Earth's cycles, plate tectonics, natural hazards, climate, and the Sun, Moon and stars

得分达到80%或以上即可下载证书。