The amount of gravity on mars. How much power is needed to slow it down enough for it to land safely. Also what angle to put it into mars orbit so it lands where the engineers know where it is going to land.
Answer:
C.) Experimental
Explanation:
He conducts test to see which shoe helps him better, in so doing a experimental investigation
Explanation:
<u>Ecological footprint:</u>
<h3>Is a Measure the area required by an individual, population or activity of biologically produced land and water to produce all the resources it consumes and absorb the waste it generates, using prevailing technology and resource management practices. Hope this helps and have a great day! Good luck </h3>
Answer:
i believe it's the first one
Explanation: