What are some dangers travelers to Mars will face? (Check all that apply)

Question 1 options:

bombardment by solar radiation

physical concerns such as vertigo, loss of bone density, etc

high atmospheric pressure

high temperatures

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.