In which of the following does the shock wave form?

Which of the following is most difficult to analyze?

A. solid

B. plasma

C. fluids

D. cannot be determined

By the time the vehicle reaches the surface of the earth, the potential and kinetic energy become zero.

A. True

B. False

Which of the following has similar characteristics?

A. solid and liquid

B. liquid and gas

C. solid and gas

D. cannot be determined

Which of the following is a point property?

A. Pressure

B. Mass

C. Density

D. Pressure and density

Which of the following flow is best suited for space shuttle?

A. continuum flow

B. free molecular flow

C. turbulent flow

D. laminar flow