Laser Cleaner Lifehacks

Laser Cleaner Lifehacks

Assessment

Interactive Video

Science, Engineering, Physics

1st - 6th Grade

Hard

Created by

Quizizz Content

FREE Resource

The video explores the use of a high-powered laser for rust removal, welding, cutting, and cleaning. It emphasizes the importance of safety precautions and demonstrates various applications, including unconventional uses like removing ink from currency and cutting trees. The laser's capabilities are tested, highlighting its strengths and limitations in different modes.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the power output of the laser used in the video?

1000 watts

2000 watts

3000 watts

500 watts

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to wear eye protection when using the laser?

The laser emits visible light that can be distracting.

The laser operates at a wavelength that is invisible to the eye.

The laser is very loud and can cause hearing damage.

The laser can cause skin burns.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does laser welding compare to traditional welding in terms of strength?

Laser welding is weaker than traditional welding.

Laser welding is stronger than traditional welding.

Laser welding cannot be used for structural applications.

Laser welding is equally strong as traditional welding.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a disadvantage of the laser cutting mode compared to a plasma cutter?

It is slower than a plasma cutter.

It requires more power.

It cannot cut through any metal.

It is more expensive.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of the laser cleaning mode?

It is faster than using a wire wheel or paint remover.

It is cheaper than other cleaning methods.

It does not require any safety precautions.

It can clean any material without damage.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens if too much power is used during laser cleaning?

The cleaning process will take longer.

The entire surface of the metal will melt.

The laser will shut down automatically.

The laser will become less effective.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What unconventional use of the laser was demonstrated in the video?

Cooking food

Removing ink from currency

Polishing jewelry

Cutting glass

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