Youtube Exercise » English Grammar Homework

B1-B2

Impact 1 – Unit 1, Activity 1

Abraham Avendaño

544 views 8 years ago

Warm-up Questions

From the title, what do you think “Impact 1 – Unit 1, Activity 1” might be about?
Do you think everyone sees colors in the same way? Why or why not?
What animals do you think can see things that humans cannot?

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Impact 1 – Unit 1, Activity 1

Seeing color and ultraviolet light (00:00 – 01:05)

Transcript will load here…

1. According to the speaker, why can most humans see many different colors?

Because insects teach humans to see colors
Because sunlight contains only visible light
Because our brains create colors automatically
Because our eyes are made to see many different colors

2. What is color described as in the video?

A chemical in the eye
A kind of sound wave
Heat from objects
Visible light

3. How do ultraviolet patterns in flowers help bees?

They warn bees to stay away
They make flowers smell stronger
They keep flowers warm
They work like targets for finding food

Impact 1 – Unit 1, Activity 1

Infrared light and animal vision (01:05 – 01:54)

Transcript will load here…

1. What is beyond visible red in the range of light?

Infrared
Moonlight
Green light
Ultraviolet

2. What can snakes see that humans usually can’t see in the dark?

Heat, which appears as infrared light
The exact colors of all animals
Ultraviolet patterns
Electricity in the air

3. What does the speaker say about the color of infrared light to a snake?

It remains a mystery because humans can’t see what snakes see
Scientists have measured it exactly
It is always bright red
Humans can clearly imagine it

Impact 1 – Unit 1, Activity 1

Colorblindness and everyday life (01:54 – 02:58)

Transcript will load here…

1. About what percentage of men are colorblind, according to the video?

80%
18%
8%
0.4%

2. Why can being colorblind sometimes be dangerous?

Because colorblind people can’t see at night
Because they can’t see the sky
Because they see too many colors at once
Because they may not tell the difference between a red light and a green light

3. What does the speaker say about most people who are colorblind?

They usually don’t go outside
They can’t see any colors at all
They need special glasses all the time
They live very normal lives

Impact 1 – Unit 1, Activity 1

Transcript will load here…

1. What is the main idea of the video?

Different creatures can see different parts of the light spectrum
Only insects can see color
Humans see better than all animals
Color is the same for every living thing

2. Which statement best matches the video’s explanation of ultraviolet light?

It is invisible to humans, but bees can see it
It appears only at night
It is visible to humans but not to bees
It is the same as infrared light

3. What does the video suggest about people who are colorblind?

They may have difficulties, but most live normally
They see more colors than other people
They can never learn colors
They always live dangerous lives

Discussion Questions

Discuss the ideas from this video

Impact 1 – Unit 1, Activity 1

Do you think it would be useful or confusing to see ultraviolet or infrared light? Why?
What situations in everyday life might be harder for a colorblind person? Can you think of solutions?
If animals see the world differently, how might that change the way they find food or avoid danger?
What is your favorite color, and why do you like it?