Gurmit wanted to perform activity 16.8 using a laser torch. Her teacher advised her not to do so. Can you explain the basis of the teachers advise?

Open in App

Solution

Intensity of the laser torch is very high as compared to the normal torch. Its light is concentrated in a very narrow beam and is highly energetic. It will damage the friend's eye if directly projected into it.

Suggest Corrections

Similar questions

Gurmit wanted to perform Activity 16.8 using a laser torch. Her teacher advised her not to do so. Can you explain the basis of the teacher’s advice?

• Look at these sentences.

• Evelyn was determined to live a normal life.

• Evelyn managed to conceal her growing deafness from friends and teachers.

The italicised parts answer the questions: “What was evelyn determined to do?”

and “What did Evelyn manage to do?” They begin with a to-verb (to live, to conceal).

Complete the following sentences. Beginning with a to-verb, try to answer the questions in brackets.

1. The school sports team hopes __________ (What does it hope to do?)

2. We all want __________ (What do we all want to do?)

3. They advised the hearing-impaired child’s mother __________(What did they advise her to do?)

4. The authorities permitted us to __________ (What did the authorities permit us to do?)

5. A musician decided to __________ (What did the musician decide to do?)

Join BYJU'S Learning Program