Answer:
If a spacecraft is in space for a long time, radiation is a problem. Designers must figure out a way to protect astronauts from the radiation.
Answer:
The main reason airplanes fly in the stratosphere is because this is where the least amount of turbulence is found. In addition, because the stratosphere is very dry, there are fewer clouds in this layer, making for a much smoother ride overall.
Explanation:
Answer:
to reduce the non renewable energy usage.
Answer:
Yes
Explanation:
Asia is the world's largest and most diverse continent.It occupies the eastern four-fifths of the giant Eurasian landmass.
Answer:
the surface, 800 to 1200 Celsius which is 1,472 to 2,192 Fahrenheit
Explanation:
