Listen and write the questions you hear.

1. In which year was the first manned space flight?

2. What might space travellers have trouble doing if they spend a long time in space?

3. How long did the Russian, Valeri Polyakov, spend in space?

4. What was the maximum speed reached by the Parker Solar Probe in 2020?

5. How long does it take to get a reply back from Voyager 1?

 

Listen and write the questions you hear.

1. How many nuclear bombs were dropped on Japan in 1945?

2. What kind of animal is a cockroach?

3. How many radon units did the bombs that were dropped on Japan have?

4. What is the scientific explanation for the cockroaches amazing resistance to the radiation?

5. Would cockroaches survive a nuclear explosion today?

Listen and write the questions you hear.

1. Why have automatic doors become especially useful in recent years?

2. In which year did automatic doors first become on sale to the public?

3. What was the nationality of the two men who invented them?

4. What two examples does the man give of where automatic doors are particularly useful for the public?

5. What’s the best system for an automatic door where there are a lot of people?

Listen and write the questions you hear.

1. How many tickets are sold every year for electric planes?

2. When were electric planes first tested?

3. What is the difficulty in flying long distances in an electric plane?

4. What are the advantages to the passenger of electric flights?

5. What is the carbon footprint of a normal flight from London to New York equal to?