Adaptation & Survival
The process by which organisms become better suited to their environment over time. / 生物随着时间的推移变得更适应环境的过程。
What is adaptation? / 什么是适应？
The unit of force. / 力的单位。
What is the newton (N)? / 什么是牛顿？
Differences between individuals of the same species. / 同种生物个体之间的差异。
What is variation? / 什么是变异？
The element with symbol ‘O’. / 符号为“O”的元素。
What is oxygen? / 什么是氧？
Weight of a 50 kg object on Earth (g = 10 N/kg). / 地球上50 kg物体的重量（g = 10 N/kg）。
What is 500 N? / 什么是500牛？
A structural adaptation of a cactus that helps it store water. / 仙人掌储存水分的结构适应特征。
What is a thick, fleshy stem? / 什么是厚实的肉质茎？
The force that pulls objects toward the center of the Earth. / 将物体拉向地心的力。
What is gravity? / 什么是重力？
Variation caused by genes passed from parents (e.g., eye colour). / 由父母遗传基因引起的变异（例如眼睛颜色）
What is inherited variation? / 什么是遗传变异？
The only metal that is liquid at room temperature. / 室温下唯一为液态的金属。
What is mercury? / 什么是汞？
Moment produced by a 20 N force applied perpendicularly 0.5 m from a pivot. / 20牛的力垂直作用在离支点0.5米处产生的力矩。
What is 10 Nm? / 什么是10牛米？
The human activity that removes large areas of forest, reducing biodiversity. / 砍伐大片森林、降低生物多样性的人类活动。
What is deforestation? / 什么是砍伐森林？
The turning effect of a force, calculated as force × perpendicular distance from pivot. / 力的转动效应，计算公式为力 × 到支点的垂直距离。
What is moment? / 什么是力矩？
Variation caused by the environment (e.g., a scar). / 由环境引起的变异（例如伤疤）。
What is environmental variation? / 什么是环境变异？
The columns in the periodic table that contain elements with similar chemical properties. / 元素周期表中包含化学性质相似元素的列。
What are groups? / 什么是族？
The pressure exerted by a 600 N weight on an area of 0.2 m². / 600牛重量作用在0.2平方米面积上产生的压力。
What is 3000 Pa? / 什么是3000帕？
The type of adaptation where an animal changes its behavior to survive (e.g., birds migrating). / 动物改变行为以求生存的适应类型（例如鸟类迁徙）
What is a behavioural adaptation? / 什么是行为适应？
The principle that states total clockwise moment equals total anticlockwise moment when an object is balanced. / 物体平衡时顺时针力矩总和等于逆时针力矩总和的原则。
What is the principle of moments? / 什么是力矩原理？
The scientist who proposed the theory of natural selection. / 提出自然选择理论的科学家。
Who is Charles Darwin? / 谁是查尔斯·达尔文？
The element with atomic number 6. / 原子序数为6的元素。
What is carbon? / 什么是碳？
Output force of a hydraulic lift with input force 100 N, input area 0.01 m², output area 0.1 m². / 输入力100 N、输入面积0.01 m²、输出面积0.1 m²的液压升降机的输出力。
What is 1000 N? / 什么是1000牛？
The colour of a polar bear’s fur that provides camouflage in snow. / 北极熊毛皮的颜色，在雪中提供伪装。
What is white? / 什么是白色？
The pressure formula. / 压力的计算公式。
What is pressure = force ÷ area? / 什么是压力 = 力 ÷ 面积？
The type of graph used for discontinuous data (e.g., eye colour). / 用于不连续数据（例如眼睛颜色）的图表类型。
What is a bar chart? / 什么是条形图？
The rows in the periodic table. / 元素周期表中的行。
What are periods? / 什么是周期？
The distance from pivot a 300 N child must sit to balance a 450 N child sitting 1.2 m on the opposite side. / 为平衡坐在另一侧1.2米处的450牛孩子，300牛孩子应离支点的距离。
What is 1.8 m? / 什么是1.8米？