Two Bodies a and B Move Toward Each Other with Speeds

question 85

Multiple Choice

Two bodies A and B move toward each other with speeds of 80 cm/s and 20 cm/s,respectively.The mass of A is 140 g and that of B is 60 g.After a head-on,perfectly elastic collision,the speed of B is

• A)8.0 cm/s
• B)20 cm/s
• C)92 cm/s
• D)1.2 m/s
• E)1.3 m/s

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Definitions:

Advanced Math

A field of study focusing on mathematical concepts and techniques that are more complex and abstract than basic arithmetic or algebra.

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A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into tissues, essential for energy production.

Glucose

An elementary sugar essential for energy in living entities and a foundational element of many carbohydrate structures.

Hypothalamus

A small region of the brain's base playing a crucial role in many functions, including releasing hormones, regulating body temperature, and maintaining daily physiological cycles.