Which equation below BEST describes how many radioactive nuclei remain after n half-life cycles, starting from A initial radioactive atoms? A times 0.5 to the n power. StartFraction 0.5 to the n power over A EndFraction. 0.5 to the n power. A plus 0.5 to the n power.

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.