When atoms share six electrons, they are joined by a double bond. (.5 points) a. true b. false?

An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.

What are four significant sources of ghgs that come from wostem washington?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?