A Hoop (I = MR²)is Rolling Along the Ground at 10

question 69

Multiple Choice

A hoop (I = MR²) is rolling along the ground at 10 m/s.It comes to a hill and starts going up.Assuming no losses to friction,how far does it travel vertically up the hill before it stops?

• A)10 m
• B)3.7 m
• C)5.1 m
• D)7.7 m

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Definitions:

Osmotic Pressure

The force exerted by a solution to move water across a semipermeable membrane, aiming to equalize solute concentrations on both sides.

Ionic Bonds

Chemical bonds formed between two ions with opposite charges, typically between a metal and a non-metal, where one atom transfers electrons to another.

Phytoremediation

The use of plants to remove, degrade, or contain environmental contaminants in soil, water, or air.

Poplar

A type of fast-growing tree belonging to the genus Populus, known for its softwood used in manufacturing and as an ornamental tree.