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Mathematics, 23.12.2020 03:40 devinwilson369
Mrs. Valerio is getting ready for her next mountain biking race. She is wondering what tires
will be the best. She goes to her practice track and tries out the Mountain Master, Knobby
Special, and Fast Flyer tires. She rides on each set of tires for five laps. She measures her time
for each five lap trial to figure out which tires will be best for her race.
What are the..
Independent
variable
Dependent Variable
Controlled variables
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Mathematics, 22.06.2019 00:00, nshadow2920
Aspacecraft can attain a stable orbit 300 kilometers above earth if it reaches a velocity of 7.7 kilometers per second. the formula for a rocket's maximum velocity v in kilometers per second is vequalsminus0.0098tplusc ln upper r, where t is the firing time in seconds, c is the velocity of the exhaust in kilometers per second, and r is the ratio of the mass of the rocket filled with fuel to the mass of the rocket without fuel. find the velocity of a spacecraft whose booster rocket has a mass ratio of 20, an exhaust velocity of 2.1 km/s, and a firing time of 15 s. can the spacecraft achieve a stable orbit 300 km above earth?
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Mrs. Valerio is getting ready for her next mountain biking race. She is wondering what tires
will b...
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