A long ramp will be easier because is has a higher mechanical advantage.
The answer is c he bileved this would demonstrate the power of the power of the united states navy
Earth's magnetic field does create suitable temperatures for plants, animals, and us humans.
so B.
D wouldn't be a good answer because if the atmosphere trapped Sun's heat, it'd be too hot.
B Collaspse of Soviet Union cause Chernobyl happened in the middle of the Cold War