Biology, 24.03.2020 21:03 linag969p9xeno
Gregory wants to make a hole in a flat piece of wood. He places object Y on the piece of wood, and then object X on top of it.
He then pushes down while rotating object X. Which two simple machines is Gregory using to perform this task?
A.
a wheel and axle and a pulley
B.
a pulley and an inclined plane
C.
a screw and a wedge
D.
a wheel and axle and a screw
Answers: 1
Biology, 22.06.2019 03:00
In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.
Answers: 3
Biology, 22.06.2019 06:00
Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration
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Biology, 22.06.2019 07:00
Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs
Answers: 1
Gregory wants to make a hole in a flat piece of wood. He places object Y on the piece of wood, and t...
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