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MERLOT II


    

Learning Exercise


Material: Conceptual Frameworks Learning Object
Submitted by: Cecilia Arellano Ramírez on Mar 26, 2012
Date Last Modified: Mar 26, 2012
Title: Obtención de Kcal en alimentos
Description: Breve desarrollo de cómo obtener las kilocarías en un alimento.
Type of Task: Student-centered
Time Required 5 minutos
Audience: High School
Prerequisites Skills: Matemáticas básicas Concepto de kilocaloría
Learning Objectives: Obtener a través de un desarrollo matemático las kilocarías en un alimento
Technical Notes: 1 gramo de lípido otorga aprox. 9 kcal. 1 gramo de proteína otorga aprox. 4 Kcal. 1 gramo de carbohidratos otorga aprox. 4 kcal.
Text of Learning Exercise: Determine las kcal que tiene un servicio de almuerzo constituído por 100 grs de carne y 300 gramos de arroz, sabiendo que este conjunto contiene 20% de proteínas, 60% de carbohidratos (CHO) y 15% de lípidos.
Assessment: Total = 400 grs --> 100% Proteína = 80gr CHO = 240gr Lípidos = 60gr Aporte calórico Proteínas = 320 CHO = 960 Lipidos = 540 Total = 1820 Kcal
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