6.3 MEASURING THE ENERGY IN FOOD-MANAGING VARIABLES Flashcards
1
Q
What is the S.I. unit for energy?
A
kJ -kilojoules
kal - kilocalories
2
Q
1kcal = ?kJ
A
4.2
3
Q
What is the formula for comparing energy value in food?
A
temperature rise per gram (°C/g) = measured temperature rise (°C) / mass of food used (g)
4
Q
How many cal/g do carbohydrates have?
A
4
5
Q
How many cal/g do protein have?
A
4
6
Q
How many cal/g do lipids have?
A
9
