What is the chemical formula for nickel (III) oxide? NiO Ni3O NiO3 Ni2O3

Which sentence uses the word your correctly? o a. i didn't know your in my third period class. ob. where did you finally find your missing book? oc. i hope your feeling better in time for the party.

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.