What effect did the cold war have on the american space program?
a. high levels of military s...
Physics, 20.08.2019 21:00 ryleepretty
What effect did the cold war have on the american space program?
a. high levels of military spending deterred scientific research.
b. the need for nuclear weapons led to less sophisticated rocket technology.
c. american and soviet scientific cooperation lessened political tension.
d. competition with the soviet union spurred american space missions
Answers: 2
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Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
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Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?
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