Lesson 27 Accelerating the acceleration
Worksheet 3 Extension questions
- The distance from the Earth to the Moon is about 385 000 km. At what time will the rocket be able to cross such a distance in one second?
- About how long would it take a DD rocket from the Earth to reach the Sun, about 150 million km away ?
- Some scientists say this DD rocket idea is impossible. Which of the following objections do you think is the most important from your current knowledge? Prepare some explanation.
- There is no fuel that allows doubling of speed.
- At higher speeds the rocket will disintegrate because of high temperatures caused by friction.
- There is a maximum speed in the Universe.