CLEAN : Hong Kong police carry out explosives demonstration

CLEAN : Hong Kong police carry out explosives demonstration

Assessment

Interactive Video

Chemistry, Science

9th - 10th Grade

Hard

Created by

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The video tutorial discusses the characteristics and dangers of various explosives, including C4 and homemade explosives like TATP. It highlights the risks associated with handling these materials, emphasizing the need for caution due to their sensitivity to friction, heat, and impact. The tutorial also covers the recovery of explosive materials from specific sites, underscoring the importance of safety and awareness in dealing with such hazardous substances.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What visual analogy is used to describe the front of the van?

A postcard

A matchbox

A book

A cigarette packet

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the recommended safe distance from a block of C4?

10 meters

5 meters

3 meters

1 meter

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was recovered from the Polar Yuen SIU site?

1,000 petrol bombs and 500 kg of chemicals

Over 10,000 petrol bombs and 1 ton of chemicals

5,000 petrol bombs and 3 tons of chemicals

500 petrol bombs and 2 tons of chemicals

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What makes TATP particularly dangerous?

It requires a battery to detonate

It needs additional circuitry

It is stable under all conditions

It is sensitive to friction, heat, and impact

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT true about TATP?

It is sensitive to impact

It needs wiring to explode

It is a primary high explosive

It can detonate with friction