(a) How fast is an object moving on land if it is moving at Mach 0.23? m/s
(b) A high-flying Concorde passenger jet displays its Mach number on a screen while cruising at 3000 km/h to be 4.3. What is the speed of sound at that altitude? m/s
Recently Asked Questions
- What do you think deters someone from committing a crime? Provide examples of situations in which people are or are not deterred? Are some people more or less
- How do you think we can discuss the crime prevention aspects of routine activities and lifestyle theories without engaging in victim blaming? Why is this
- Do you agree that human beings are rational? Do we make "rational choices" in our everyday behaviour? Explain your position using one or more examples.