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Properties of Metals and Solubility

Authored by Bongiwe Mavundla

Science

7th Grade

Used 1+ times

Properties of Metals and Solubility
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common property of metals?

Insulation (绝缘)

Malleability (可锻性)

Brittle (脆性)

Ductility (可拉伸性)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal is known for its high conductivity (导电性)?

Iron (铁)

Aluminium (铝)

Copper (铜)

Gold (黄金)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean for a metal to be ductile (可拉伸性)?

It can be hammered into sheets. (可锻造)

It can be drawn into wires. (可以拉成线)

It does not corrode. (不腐蚀)

It is a poor conductor. (导电性差)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following metals is typically used in circuit boards (电路板)?

Gold (黄金)

Lead (铅)

Titanium (钛)

Zinc (锌)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What property allows metals to conduct electricity (导电)?

Density (密度)

Malleability (可锻性)

Electrical conductivity (电导率)

Sonority (音响性)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which metal is the most malleable (可锻性) of all?

Copper (铜)

Gold (黄金)

Aluminium (铝)

Iron (铁)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does temperature affect the conductivity (导电性) of metals?

It increases conductivity. (提高导电性)

It decreases conductivity. (降低导电性)

It has no effect. (没有影响)

It varies by metal. (因金属而异)

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