Numbers
What gas fills most of the air we breathe?
Nitrogen
Name the three main internal layers that form our planet Earth.
Crust, Mantle, Core
Give one real-life daily example of gravitational force.
Rain falling down to the ground
Write the chemical formula for pure water.
H₂O
All living creatures of the identical kind belong to one single .
Species
Calculate 1500 minus 67, what number do you get?
1433
What hard stone material makes up the Earth’s tectonic plates?
Lithospheric rock
Mechanical energy will convert into ____ energy when friction exists.
Heat energy
List the three most common natural states of all matter.
Solid, Liquid, Gas
What largest living system covers every corner on Earth?
biosphere
What is the square root of 144?
12
What vocabulary word describes half of a spherical globe?
Hemisphere
What term measures how fast any object moves without direction?
Speed
What are the three states of matter?
solid, liquid, and gas
Animals that only feed on green plants are named .
Herbivores
What is 3 to the power of 5?
243
Which global dividing line separates north and south latitudes?
equator
：What word defines the changing rate of an object’s movement speed?
Acceleration
Write three obvious physical features of non-metal elements.
中文题目：写出非金属元素三种明显的物理特征。
英文答案：Brittle, dull surface, poor heat conduction
中文答案：质地脆、无金属光泽、导热性差
500pts
英文题目：What group of elements has traits between metals and non-metals?
中文题目：兼具金属与非金属两种特性的元素类别叫什么？
英文答案：Metalloids
中文答案：类金属
5. Biology 生物
10
Write three obvious physical features of non-metal elements.
中文题目：写出非金属元素三种明显的物理特征。
英文答案：Brittle, dull surface, poor heat conduction
中文答案：质地脆、无金属光泽、导热性差
500pts
英文题目：What group of elements has traits between metals and non-metals?
中文题目：兼具金属与非金属两种特性的元素类别叫什么？
英文答案：Metalloids
中文答案：类金属
5. Biology 生物
100pts
英文题目：All living creatures of the identical kind belong to one single .
中文题目：所有同种的生物归属于同一个。
英文答案：Species
中文答案：物种
200pts
英文题目：What largest living system covers every corner on Earth?
中文题目：覆盖地球全部区域、规模最大的生命系统是什么？
英文答案：Biosphere
中文答案：生物圈
300pts
英文题目：Animals that only feed on green plants are named .
中文题目：只以植物为食物的动物被命名为。
英文答案：Herbivores
中文答案：食草动物
400pts
英文题目：State the full correct sequence inside a natural food chain.
中文题目：写出一条自然食物链完整且正确的先后顺序。
英文答案：Producer → Primary Consumer → Secondary Consumer
中文答案：生产者 → 初级消费者 → 次级消费者
500pts
英文题目：What tiny smallest structural unit builds all living organisms?
中文题目：构成一切生命体最小的微观结构单位是什么？
英文答案：Cell
中文答案：细胞
State the full correct sequence inside a natural food chain.
Producer → Primary Consumer → Secondary Consumer
Draw an isosceles triangle and mark its two equal sides.
The two sides with the same length are its legs.
The single giant supercontinent millions of years ago is called .
pangaea
Briefly explain the second rule inside Newton’s three motion laws.
Force equals mass multiplied by acceleration.
What group of elements has traits between metals and non-metals
Metalloids
What tiny smallest structural unit builds all living organisms?
cell