Claim: Make a recommendation for how to make the road safer. Your recommendation could include any combination of changes to the speed limit installation of a guardrail, and setting a vehicle mass limit for the road.

Evidence:
For your recommendation, present data that provide evidence for the recommendation.

Reasoning:
For your recommendation, explain how your evidence supports your recommendation.

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial

Which best describes why nh4+ can form an ionic bond with ci-?

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)