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Rocket Vocabulary
Rockets
Question | Answer |
---|---|
Apogee | the highest altitude a rocket reaches during flight |
Ballast | something that adds weight in order to improve stability or performance |
Center of gravity | the point on the rocket where all mass appears to be concentrated |
Center of pressure | the center of all of the drag forces acting upon the rocket |
Constraint | limit |
Design | to create or construct according to a plan |
Drag | force that acts between the object and the fluid and slows the motion of the object |
Dr. Robert Goddard | known as the father of modern rocketry |
Hypothesis | prediction based on prior knowledge or previous experimental data |
Laminar airflow | smooth, even airflow around the rocket skin |
Liftoff | occurs when the amount of thrust is greater than the weight of the rocket |
Liftoff | occurs when the amount of thrust is greater than the weight of the rocket |
Propellant | contains both fuel and an oxidizer |
Rocket | a self-propelled device that carries its own fuel |
Thrust | a force exerted upon or against an object to move it in a specific direction |
Total impulse | the thrust and duration of the rocket engine burn |
Turbulent airflow | uneven airflow around the rocket skin, increases the amount of drag |
Velocity | the rate of change of position along a straight line with respect to time |
Wernher von Braun | in charge of developing the V-2 rocket used during World War II |