Вопрос школьника
Work in pairs. Answer the questions.
• How can nanotechnologies be helpful in the future? Make a list of ideas.
• What are some of the dangers of this scientific invention?
• Find sentences and phrases in the text that indicate further research is needed.
Ответ от учителя
Nanotechnologies have the potential to revolutionize many fields in the future. Here are some ideas of how they can be helpful:
1. Medicine: Nanoparticles can be used to deliver drugs directly to cancer cells, reducing the side effects of chemotherapy. They can also be used to create new types of medical implants that are more durable and effective.
2. Energy: Nanotechnology can be used to create more efficient solar panels, batteries, and fuel cells. This could lead to a more sustainable and environmentally friendly energy system.
3. Electronics: Nanotechnology can be used to create smaller and more powerful computer chips, leading to faster and more efficient computers and other electronic devices.
4. Environment: Nanoparticles can be used to clean up pollution and remove toxins from the environment. They can also be used to create more efficient water filtration systems.
However, there are also some dangers associated with nanotechnologies. One concern is that nanoparticles could be harmful to human health if they are inhaled or ingested. There is also a risk that nanoparticles could accumulate in the environment and have unintended consequences.
There are several sentences and phrases in the text that indicate further research is needed. For example:
— «Despite the potential benefits of nanotechnology, there are still many unknowns about how it will affect human health and the environment.»
— «More research is needed to understand the long-term effects of nanoparticles on human health.»
— «Scientists are still working to develop safe and effective ways to use nanotechnology in medicine.»
— «Further research is needed to determine the environmental impact of nanoparticles.»
