question 18 ( points) among other things, space exploration seeks to determine if other planets have \n a…

question 18 ( points) among other things, space exploration seeks to determine if other planets have \n a water \n b icy water \n c methane \n d oxygen \n\nquestion 19 (4 points) engineering practices fit within three spheres of activity - investigate, evaluate, and \n a articulate \n b measure \n c develop solutions \n d collect data \n\nquestion 20 (4 points) the ______ line represents the boundary between earth and outer space. \n a karman \n b troposphere \n c stratosphere
Answer
Brief Explanations:
- Question 18: Water is a key indicator for the possibility of life and is an important substance to look for when exploring other planets.
- Question 19: Engineering involves investigating, educating, and developing solutions to various problems.
- Question 20: The Kármán line is widely - recognized as the boundary between Earth's atmosphere and outer space.
Answer:
- Question 18: a. water
- Question 19: c. develop solutions
- Question 20: a. Kármán