Midterm PowerPoint Review

Question 1

USSPACECOM domain defines the demarcation of space at?

Answer 1

100 km

Question 2

During solar minimum you will see?

Answer 2

Dimmer EUV/x-rays

Question 3

What is responsible for generating magnetic field lines and storing magnetic flux?

Answer 3

Tachocline

Question 4

What are high energetic particles emanating from the sun outside of standard solar wind?

Answer 4

Solar Energetic Particles

Question 5

What is a stream of charged particles released from the corona?

Answer 5

Solar Wind

Question 6

Which is a massive cloud of energetic magnetized solar plasma launched into space?

Answer 6

CME - Coronal Mass Ejection

Question 7

The Sun is comprised mostly of what element?

Answer 7

Hydrogen

Question 8

The Inner Van Allen Belts are more stable and 10 times more energetic. True or false?

Answer 8

True

Question 9

The Ionosphere is responsible for scintillation causing signal fading and data dropouts. True or false?

Answer 9

True

Question 10

Which space weather storm are major disturbances of earth’s magnetosphere that can upset technological systems?

Answer 10

Geomagnetic Storms

Question 11

What is the most effective way to mitigate against sputtering?

Answer 11

Shielding/Hardening

Question 12

To mitigate against _______ we bake in a vacuum?

Answer 12

Outgassing

Question 13

This occurs when space objects collide with atmospheric molecules causing a transfer in kinetic energy?

Answer 13

Atmospheric Drag

Question 14

This is known as variations in amplitude, phase, and polarization of signals transmitted through a medium?

Answer 14

Scintillation

Question 15

What provides command and control of the satellite constellations, and generates commands to uplink?

Answer 15

Space Operations Center (SOC)

Question 16

This part of the RTS sends commands, data uploads, and processor program loads to satellites?

Answer 16

Uplink

Question 17

This provides an objects azimuth, elevation, and distance from the RTS to perform C2, anomaly resolution and early orbit support

Answer 17

Ranging

Question 18

What is another name for downlink?

Answer 18

Telemetry

Question 19

The RTS site with the acronym TCS stands for what?

Answer 19

Telemetry and Command Station

Question 20

Diego Garcia Tracking Stations call sign is what?

Answer 20

REEF

Question 21

Thule Tracking Station falls under which Squadron?

Answer 21

23 SOPS

Question 22

Communicating with the satellite vehicle through the payload is called?

Answer 22

In-Band

Question 23

This is all of the parts of a spacecraft that support the mission

Answer 23

Bus

Question 24

This subsystem is known as the “Brains of the satellite” and contains a command decoder

Answer 24

Command and Data Handling Subsystem

Question 25

# True or False An open-loop control system provides its own feedback without operator input

Answer 25

False

Question 26

# True or False The Attitude determination and Control Subsystem is responsible for rotational control and satellite payload pointing.

Answer 26

True

Question 27

Which subsystem is responsible for satellite orbit control?

Answer 27

GNC (Guidance, Navigation, and Control)

Question 28

This subsystem regulates and maintains the temperature throughout the spacecraft

Answer 28

TCS

Question 29

# True or False Albedo effect is considered an internal heat source

Answer 29

False

Question 30

What is considered a transfer of heat between substances in direct contact?

Answer 30

Conduction

Question 31

What is the only effective method of releasing heat from a spacecraft?

Answer 31

Radiation

Question 32

# True or False Louvers can be a passive or active method of thermal control

Answer 32

True

Question 33

What subsystem is responsible for generating, storing, and distributing power throughout the spacecraft?

Answer 33

EPS

Question 34

# True or False Sun tracking solar panels are considered more complex than body mounted solar panels

Answer 34

True

Question 35

What is the most common source of power for earth orbiting satellites?

Answer 35

Solar Panels

Question 36

# True or False Series batteries hold a charge longer and are inherently redundant without a single point of failure

Answer 36

False

Question 37

# True or False Lithium Ion Batteries are susceptible to memory effect and are not volatile

Answer 37

False

Question 38

What is when a battery is repeatedly overcharged and builds up electrolyte crystals on the cathodes?

Answer 38

Voltage Depression

Question 39

# True or False Load shedding is the process of prioritizing components and shutting off power to less vital components

Answer 39

True

Question 40

This subsystem is the frame that all other subsystems are attached to.

Answer 40

Structure subsystem

Question 41

# True or False A low cycle structure mechanism can be used constantly throughout the life of the satellite vehicle

Answer 41

False

Question 42

This is “the science and art of identifying, observing, and measuring an object without coming into contact with it”

Answer 42

Remote Sensing

Question 43

# True or False Active remote sensing records/measures energy that is externally available

Answer 43

False

Question 44

What frequency of the EM spectrum do electro-optical sensors use?

Answer 44

Visual light

Question 45

What frequency of the EM spectrum do PNT sensors use?

Answer 45

Radio waves

Question 46

What frequency of the EM spectrum do Radar sensors use?

Answer 46

Microwaves

Question 47

# True or False Electro optical sensors use active remote sensing to capture, observe and record visual EM light reflected and emitted by objects

Answer 47

False

Question 48

# True or False SATCOM uses both active and passive remote sensing to transmit, detect, record, and retransmit EM radio waves

Answer 48

True

Question 49

What is a timeline of planned events broken into smaller pieces?

Answer 49

Phasing

Question 50

This is considering the commanders intent with assumptions and acceptable levels or risk to mission and force

Answer 50

Mission

Question 51

This is the plan for when things don’t go according to plan

Answer 51

Contingencies

Question 52

This is an agreement established to drive action outside of a single team that was not previously established

Answer 52

Contracts

Question 53

What is the goal of a debrief?

Answer 53

Identify mistakes, determine how not to repeat them, and pass on that learning to improve future mission accomplishments