Page 13 Flashcards

1
Q

Structure Type that uses a specific shape, usually a box/cylinder.

A

Open truss

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2
Q

Structure Type with frame/equipment directly attached to structural elements.

A

Body mounted.

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3
Q

Structure Type using both Open Truss and Body Mounted.

A

Combination

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4
Q

Pull something apart (structure load).

A

Tension structure load

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5
Q

Opposing loads applied to perpendicular cross-sections (structure load).

A

Shear

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6
Q

Pushing something together (structure load).

A

Compression

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7
Q

Produced by twisting (structure load).

A

Torsion

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8
Q

Effects of a load applied to a structure.

A

Stress

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9
Q

Stress causes a temporary change in shape or deformation of structure. What is the amount of deformation per unit length?

A

Strain

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10
Q

What structure mechanisms can only be used a few times (e.g., deployment of solar arrays, antennas, and booms?).

A

Low Cycle Mechanisms

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11
Q

What structure mechanisms can be used constantly throughout vehicle life?

A

High Cycle Mechanisms

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12
Q

What structural space hazard involves internal heat generation and heat absorbed by the spacecraft?

A

Thermal Radiation

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13
Q

What structural space hazard results in cold welding and outgassing?

A

Space Vacuum

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14
Q

What structural space hazard results in collisions with natural debris?

A

Micrometeoroids/Space debris

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15
Q

What structural space hazard results in oxidized metals and eroded polymers?

A

Atomic oxygen

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16
Q

What structural space hazard results in energetic particles passing through the spacecraft’s materials?

A

Charged-particle radiation