The paper clip, which is denser than water, floats on the surface because of water's surface tension. surface tension is a property of water that is the result of polar water molecules sticking together or water's property of
a)
adhesion.
b)
cohesion.
c)
buoyancy.
d)
capillary action.

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

“in 1492 columbus sailed the ocean blue” is an example of: a)explicit memory b) procedural memory c) semantic memory d)episodic memory