Topic 45 · Science, Technology and Sustainable Energy

Science, Technology and Sustainable Energy. Part 1: Scientific Thinking and Discoveries.

science

scientific

research

researcher

experiment

evidence

discover

discovery

laboratory

result

a scientist

an engineer

a tablet

a file

a drone

a hacker

Useful phrases.

Science helps us understand how the world works.

Researchers test ideas by doing experiments.

Good research needs clear evidence and careful work.

A new discovery can improve people's lives.

Science, Technology and Sustainable Energy. Part 2: Digital Devices and Skills.

device

cell phone

laptop

software

hardware

app

update

download

upload

digital skill

an invention

a charger

click

a 3D printer

Useful phrases.

I use my laptop to study, write, and communicate.

Please download the file before the lesson.

It is useful to update software regularly.

Digital skills are important in many jobs today.

Science, Technology and Sustainable Energy. Part 3: Internet, Artificial Intelligence and Safety.

internet

artificial intelligence

algorithm

data

password

privacy

reliable source

misinformation

robot

automation

an inventor

a keyboard

a battery

a theory

virtual reality

Useful phrases.

I check whether an online source is reliable before I use it.

A strong password can protect your personal data.

AI can help people, but it should be used responsibly.

We should not share private information with strangers online.

Science, Technology and Sustainable Energy. Part 4: Energy Sources.

energy

electricity

power plant

renewable energy

solar power

wind power

hydroelectric power

nuclear power

fossil fuel

coal

technology

a screen

Wi-Fi

a hypothesis

self-driving

Useful phrases.

Homes and factories need electricity every day.

Solar and wind power are renewable sources of energy.

Different energy sources have different advantages and risks.

Using less fossil fuel can reduce air pollution.

Science, Technology and Sustainable Energy. Part 5: Saving Energy and Future Choices.

save energy

energy-efficient

turn off

carbon footprint

recycle

reduce waste

sustainable

innovation

advantage

disadvantage

a machine

a smartphone

an email

a microscope

cybersecurity

Useful phrases.

I turn off the lights when I leave a room.

Energy-efficient appliances can save money and energy.

Recycling and reducing waste are simple everyday actions.

New innovations may make our future more sustainable.