科学 5 工艺

以下哪项是影响结构平稳性的因素？

Which of the following factors that affecting the stability of a structure? (TP2)

• 结构的形状

  The shape of a structure

• 结构的硬度

  The hardness of a structure

• 结构的底部面积

  The base area of a structure

• 制造结构的材料

  Types of material that build a structure

以下哪个模型最平稳？

Which of the following models is the most stable?(TP1)

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以下哪项是影响结构坚固性的因素？

Which of the following factors that affecting the strength of a structure? (TP2)

• 结构的高度

  The height of a structure

• 结构的形状

  The shape of a structure

• 结构的底部面积

  The base area of a structure

• 结构的硬度

  The hardness of a structure

上图显示一项实验。

上述实验的固定性变数是什么？

Diagram above shows an investigation.

What is the constant variable for investigation above?

• 模型的体积

  The volume of the model

• 模型的高度

  The height of the model

• 模型的质量

  The mass of the model

• 模型的底部面积

  The base area of the model

上图显示一项实验。

上述实验的操纵性变数是什么？

Diagram above shows an investigation.

What is the manipulated variable for investigation above?

• 模型的形状

  The shape of the model

• 模型的高度

  The height of the model

• 模型的制作材料

  Types of material that build the model

• 模型的底部面积

  The base area of the model

上图显示一项实验。

上述实验的反应性变数是什么？

Diagram above shows an investigation.

What is the responding variable for investigation above?

• 模型的形状

  The shape of the model

• 模型的高度

  The height of the model

• 模型倒下的次序

  The order in which the model topple

• 模型的底部面积

  The base area of the model

上图显示一种形状、

上述形状有什么好处?

Diagram above shows a type of shape.

What is the advantage for the shape which diagram above shows? (TP3)

• 使物体美观

  To beautify the object

• 使物体更平稳

  To make the object more stable

• 使物体更坚固

  To strengthen the object

• 使物体能够弯曲

  enable objects to bend

上图显示一座拱桥。

哪项说明是正确的？

Diagram above shows a arch bridge.

Which of the following statements is correct?

• 可均匀分布压力

  Can evenly distribute the pressure

• 可节省更多材料

  Can save more materials

• 可随意变形弯曲

  Can be deformed and bent

• 不容易被推倒

  Not be pushed down easily

上图显示4个相同高度的立体。

排列最平稳至最不平稳的立体。

Diagram above shows 4 three-dimensional

of the same height.

Arrange the three dimensional from the most stable to the least stable.(TP2)

• X $\rightarrow$ W $\rightarrow$ Y $\rightarrow$ Z

• X $\rightarrow$ Z $\rightarrow$ Y $\rightarrow$ W

• Z $\rightarrow$ W $\rightarrow$ X $\rightarrow$ Y

• W $\rightarrow$ Y $\rightarrow$ Z $\rightarrow$ X

哪个物体最不容易被推倒？

Which of the following objects is not pushed down easily ?

(TP2)

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