Need help with chemistry

Compare and contrast the bohr model and the electron cloud models of the atom.

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next

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.