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Journey Of Flight - Spaatz Aerospace > Chapter 21: Rocket Fundamentals > Flashcards

Chapter 21: Rocket Fundamentals Flashcards

1
Q

Who conducted experiments from the Leaning Tower of Pisa?

A

Galileo

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2
Q

Who proved that objects of varying weights strike the ground at the same time, if released at the same time?

A

Galileo

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3
Q

Who were the first to use a rocket as a weapon of war?

A

The Chinese

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4
Q

Who is recognized as the Father of Modern Rocketry?

A

Dr. Robert Goddard

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5
Q

Rockets were first attached to aircraft in which World War?

A

World War I

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6
Q

Who was the English scientist who used spin stabilization for his rockets?

A

William Hale

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7
Q

Who was the Russian scientist who made the first computations for rocket flight into space?

A

Konstantin Eduardovich Tsiolkovsky

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8
Q

Who was the British artillery expert who built the first viable launch pad?

A

Colonel William Congreve

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9
Q

Who was the German engineer who devised the first rocket propelled by gunpowder?

A

Konrad Kyeser von Eichstadt

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10
Q

Who was the German who used more powerful liquid propellants than Robert Goddard?

A

Dr. Herman Oberth

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11
Q

Who developed mechanisms to correct deviations from planned flight paths?

A

Dr. Robert Goddard

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12
Q

The product of mass and velocity

A

Momentum

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13
Q

The cause of motion

A

Force

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14
Q

Application of force over time

A

Acceleration

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15
Q

The rate at which a body moves when force is applied

A

Velocity

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16
Q

Which is not a major system of modern rockets?
a. The airframe
b. The payload
c. The propulsion
d. The guidance
e. The control

A

b. The payload
(The four major systems exist to deliver whatever the rocket is carrying, the payload)

17
Q

Which of the following doesn’t apply go the airframe system?
a. It provides a streamlined shape
b. It contains the other systems
c. It must be strong and heavyweight
d. It must withstand heat, stress, and vibration

A

c. It must be strong and heavyweight

18
Q

Which is not a propulsion system used in rockets?
a. Chemical
b. Gas heating
c. Nuclear
d. Electric

A

c. Nuclear

19
Q

Which is not a part of the guidance system?
a. A computer
b. An intertial platform
c. A star-tracking unit
d. Controls for the engine

A

d. Controls for the engine

20
Q

What effect did Newton identify as the tendency of a rotating body to move away from its center of rotation?

A

The centrifugal effect

21
Q

Which Law of Motion states that “a body at rest and a body in motion tend to remain in their respective states unless acted upon by some outside force?”

A

Newton’s First Law of Motion

22
Q

Which Law of Motion states that “for every action, there is an equal and opposite reaction?”

A

Newton’s Third Law of Motion

23
Q

Which Law of Motion states that “force = mass × acceleration?”

A

Newton’s Second Law of Motion

24
Q

Rockets were replaced as a significant military weapon when artillery developed ______.

A

Riffling in the barrels

25
Q

Whatever the rocket is carrying is defined as

A

The payload

26
Q

Propellants are classified as either

A

Liquid or solid

27
Q

Mutual gravitation exists between all bodies, regardless of size

A

TRUE

28
Q

After WWII, both the Soviets and Americans acquired German rocket experts

A

TRUE

29
Q

The skin of the Atlas rocket was so thin that, if not fueled up, it had to be pressurized to keep from collapsing.

A

TRUE

30
Q

As with all liquid fuel rockets, the Saturn V’s first stage is made up mostly of fuel and oxidizer tanks.

A

TRUE

31
Q

The control system is the system of the rocket that equates to the “brain”

A

FALSE

32
Q

The homing system is a guidance system that missiles use to fly along a beam to their intended target

A

TRUE

Journey Of Flight - Spaatz Aerospace (18 decks)

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