What represents the control group?
o
o
d
the frogs that did not get the extra protein
the frogs that got the added protein
Jamal's use of the same measuring stick
Jamal's use of twenty frogs in each group
O

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

Why slip off slopes are found on the inside of meanders? why river cliffs are found on the outside of meanders?