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water rocketz

boom bam

QuestionAnswer
apogee the highest altitude the rocket reaches
ballast something that adds weight in order to improve stability or performance
center of pressure the center of all drag on the rocket
center of gravity the point on the rocket where all mass appears to be concentrated
constraint limit
design to create or construct
drag the force that slows the motion of the object
dr.robert goddard known as the father of modern rocketry
hypothesis an educated guess
laminar airflow smooth airflow around the rocket
liftoff when the thrust is greater than the rocket
propellant contains both fuel and an oxidizer
rocket a self propelled device that has its own fuel
thrust the force used to move an object
total impulse the thrust duration of engine burn
turbulent airflow uneven airflow around rocket skin increasing drag
velocity the rate of change position along a straight line
wernher von braun in charge of developing ww2 v2 rocket
Created by: your pet dog