
Converting Energy Units
Authored by S Richards
Science
11th Grade
NGSS covered
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many joules are equivalent to 500 calories?
Conversion factor: 1 cal = 4.184 J
2,092 J
2,092 J
209.2 J
209.2 J
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convert 2,000 calories to kilojoules.
Conversion factors: 1 cal = 4.184 J; 1 kJ = 1,000 J
8.37 kJ
4.18 kJ
2.09 kJ
8.368 kJ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many kilocalories are in 12,000 joules?
Conversion factors: 1 kcal = 1,000 cal; 1 cal = 4.184 J
2.87 kcal
28.7 kcal
2.00 kcal
287 kcal
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A meal contains 250 kilocalories. How many joules does this equal?
Conversion factors: 1 kcal = 1,000 cal; 1 cal = 4.184 J
1,046 J
1,046,000 J
104,600 J
1,000 J
Tags
NGSS.HS-PS3-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a snack contains 0.5 kilojoules, how many calories does it provide?
Conversion factors: 1 kJ = 1,000 J; 1 cal = 4.184 J
119.5 cal
119.5 cal
1.195 cal
11.95 cal
Tags
NGSS.HS-PS3-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convert 75 kilojoules to kilocalories.
Conversion factors: 1 kJ = 1,000 J; 1 cal = 4.184 J; 1 kcal = 1,000 cal
17.93 kcal
179.3 kcal
7.93 kcal
19.3 kcal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many joules are in 3.5 kilocalories?
Conversion factors: 1 kcal = 1,000 cal; 1 cal = 4.184 J
14, 644 J
14, 644, 000 J
14, 644 J
1, 464, 4 J
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