Mathematics, 27.05.2021 21:20 keyairareid7
The rod can be used to determine the depth of moisture in the soil Shelly determines the moisture and 52 in in one field in 37 in in another which expression shows the distance between the two measures for moisture depth on the steel rod?
a) -52-37
b) -52-37
c) -52-(-37)
d) -52-(-37)
Please solve if you know
Math Homework 7th Grade
Answers: 3
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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?
Answers: 3
The rod can be used to determine the depth of moisture in the soil Shelly determines the moisture an...
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