The Same Constant Force Is Used to Accelerate Two Carts

question 56

Multiple Choice

The same constant force is used to accelerate two carts of the same mass,initially at rest,on horizontal frictionless tracks.The force is applied to cart A for twice as long a time as it is applied to cart B.The work the force does on A is W_A;that on B is W_B.Which statement is correct?

• A)W_A = W_B.
• B)W_A = W_B.
• C)W_A = 2 W_B.
• D)W_A = 4 W_B.
• E)W_B = 2 W_A.

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Definitions:

Metabolic Water

Water produced inside the body through the metabolic processing of food.

Dehydration Reactions

Chemical reactions that involve the loss of water from the reacting molecule or ion.

Catabolic Reactions

Biochemical reactions that break down molecules into simpler forms, often releasing energy usable by the cell.

Monosaccharide

The most basic type of carbohydrates, made up of one sugar unit, for example, glucose or fructose.