Propulsion and the atmosphere

Question 1 of 10

A rocket can work in space, where there is no air, because

Question 2 of 10

Jet engines take in air, compress it, burn fuel and

Question 3 of 10

Air density at high altitude is lower, so jet engine thrust

Question 4 of 10

Air pressure decreases with altitude, so aircraft cabins are

Question 5 of 10

In what order does air pass through a jet engine?

Question 6 of 10

A turbofan engine produces most of its thrust from

Question 7 of 10

A jet engine works on the principle of

Question 8 of 10

Taking the speed of sound as 340 m/s, how fast is an aircraft flying at Mach 0.8?

Question 9 of 10

An aircraft flying at Mach 2 is flying at

Question 10 of 10

Air pressure at sea level is about