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WorksheetsHEAT TRANSFER IN DIFFERENT MATERIALS
Total questions: 10
Worksheet time: 5mins
1. WHAT IS THE DIRECTION OF HEAT TRANSFER?
A. FROM BOTTOM TO TOP
B. FROM HOT TO COLD
C. FROM COLD TO HOT
D. FROM SIDE TO SIDE
2. HOW IS HEAT TRANSFERRED IN SOLID MATERIALS ?
A. THROUGH CONDUCTION
B. THROUGH CONVECTION
C. THROUGH RADIATION
D. THROUGH VACUUM
3. WHAT HAPPENS TO LIQUID WHEN HEATED?
A. IT REMAINS THE SAME
B. IT INCREASES ITS TEMPERATURE
C. IT INCREASES IN VOLUME
D. IT INCREASES IN WATER LEVEL
4. WHAT MAY HAPPEN TO A CHOCOLATE WHEN IT IS CONTINUOUSLY EXPOSED TO HEAT ?
A. IT MAY EXPAND
B. IT MAY BECOME BETTER
C. IT MAY MELT
D. IT MAY DECREASE IN VOLUME
5. WHEN HEAT IS TRANSFERRED THROUGH AIR IS CALLED___
A. CONDUCTION
B. CONVECTION
C. RADIATION
D. ROASTING
6. Cooking lechon manok
a. radiation
b. conduction
c. insulation
d. convection
7. Ice melts because of the air around us is warm.
a. radiation
b. convection
c. insulation
d. coduction
8. Drying newly washed clothes in the sun.
a. conduction
b. isolation
c. radiation
d. convection
9. heating the frying pan
a. conduction
b. radiation
c. convection
d. insulation
10. microwaves from a microwave oven
a. radiation
b. conduction
c convection
d. isulation
