Light Pollution
Light pollution is a big problem in modern cities. It is caused by too much artificial light at night. This light comes from streetlights, buildings, and other sources. Excessive light makes it hard to see the stars. Many children have never seen the Milky Way. Light pollution affects not only humans but also animals and plants. Birds can get confused by the bright lights in cities. They might fly in the wrong direction. Some plants need darkness to grow well. With constant light, their growth can be affected. People are starting to become more aware of this issue. Some cities are taking steps to reduce light pollution. They are designing street lamps that point downwards. This helps to keep the light where it is needed. Reducing light pollution also saves energy and money. Better lighting controls mean using less electricity. This is good for our environment too, as it reduces energy waste. Everyone can help reduce light pollution in their own ways. Homeowners can use curtains or blinds to keep light inside. Outdoor lights should be turned off when they are not needed. It is important to think carefully about how much light we use every day. Addressing light pollution is beneficial for our planet and all living beings. By making simple changes, we can enjoy more beautiful night skies. Together, we can make a change towards a better world.
Test Analysis
CEFR Level Card
- General Level: B1.5
- Vocabulary:B1.7
- Verb Form: A2.8
- Clause: B1.0
- Prosody: B1.3
Phrases and Idioms
Lemma | Count | Sentences |
---|---|---|
(one) could use (something) | 1 | Homeowners can use curtains or blinds to keep light inside . |
at night | 1 | It is caused by too much artificial light at night . |
be good for (someone or something) | 1 | This is good for our environment too , as it reduces energy waste . |
by (one's) lights | 1 | Birds can get confused by the bright lights in cities . |
come from (someone or something) | 1 | This light comes from streetlights , buildings , and other sources . |
fly in | 1 | They might fly in the wrong direction . |
help to | 1 | This helps to keep the light where it is needed . |
how much | 1 | It is important to think carefully about how much light we use every day . |
in the wrong | 1 | They might fly in the wrong direction . |
keep (something) light | 1 | This helps to keep the light where it is needed . |
keep something inside | 1 | Homeowners can use curtains or blinds to keep light inside . |
make it (something) | 1 | Excessive light makes it hard to see the stars . |
take steps to | 1 | Some cities are taking steps to reduce light pollution . |
too much | 1 | It is caused by too much artificial light at night . |
turn something off | 1 | Outdoor lights should be turned off when they are not needed . |
Reading Comprehension Exercises
True / False
- Light pollution in modern cities is mainly caused by natural light sources at night.
- Excessive light can prevent people from seeing the stars clearly.
- Light pollution only has negative effects on humans.
- Addressing light pollution has no benefit for the environment.
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Short Answer Questions
- What causes light pollution in modern cities?
- How does light pollution affect birds?
- What are some ways cities are trying to reduce light pollution?
- Why is addressing light pollution beneficial?
Answer
True / False Answers
- Answer: False
Answer location:It is caused by too much artificial light at night.
- Answer: True
Answer location:Excessive light makes it hard to see the stars.
- Answer: False
Answer location:Light pollution affects not only humans but also animals and plants.
- Answer: False
Answer location:It is good for our environment too, as it reduces energy waste.
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Short Answer Questions
- Answer: Too much artificial light at night.
Answer location:It is caused by too much artificial light at night.
- Answer: Birds can get confused by the bright lights in cities.
Answer location:Birds can get confused by the bright lights in cities.
- Answer: Designing street lamps that point downwards.
Answer location:They are designing street lamps that point downwards.
- Answer: It is beneficial for our planet and all living beings.
Answer location:Addressing light pollution is beneficial for our planet and all living beings.
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