CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=450 J/(kg·K) by 10 K is:
A. 4499 J
B. 4500 J
C. 4501 J
D. 4502 J
Correct Answer: B
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=450 J/(kg·K) by 5 K is:
A. 2251 J
B. 2249 J
C. 2252 J
D. 2250 J
Correct Answer: D
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=900 J/(kg·K) by 20 K is:
A. 18000 J
B. 18002 J
C. 17999 J
D. 18001 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=900 J/(kg·K) by 10 K is:
A. 9001 J
B. 9002 J
C. 9000 J
D. 8999 J
Correct Answer: C
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=900 J/(kg·K) by 5 K is:
A. 4500 J
B. 4502 J
C. 4501 J
D. 4499 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=4200 J/(kg·K) by 20 K is:
A. 84002 J
B. 83999 J
C. 84000 J
D. 84001 J
Correct Answer: C
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=4200 J/(kg·K) by 10 K is:
A. 42001 J
B. 42000 J
C. 42002 J
D. 41999 J
Correct Answer: B
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 1 kg with c=4200 J/(kg·K) by 5 K is:
A. 20999 J
B. 21000 J
C. 21001 J
D. 21002 J
Correct Answer: B
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=450 J/(kg·K) by 20 K is:
A. 4500 J
B. 4501 J
C. 4502 J
D. 4499 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=450 J/(kg·K) by 10 K is:
A. 2252 J
B. 2251 J
C. 2249 J
D. 2250 J
Correct Answer: D
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=450 J/(kg·K) by 5 K is:
A. 1127 J
B. 1124 J
C. 1125 J
D. 1126 J
Correct Answer: C
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=900 J/(kg·K) by 20 K is:
A. 9000 J
B. 9002 J
C. 8999 J
D. 9001 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=900 J/(kg·K) by 10 K is:
A. 4500 J
B. 4501 J
C. 4499 J
D. 4502 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=900 J/(kg·K) by 5 K is:
A. 2250 J
B. 2249 J
C. 2251 J
D. 2252 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=4200 J/(kg·K) by 20 K is:
A. 42002 J
B. 42000 J
C. 41999 J
D. 42001 J
Correct Answer: B
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=4200 J/(kg·K) by 10 K is:
A. 21000 J
B. 20999 J
C. 21002 J
D. 21001 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
Heat needed to raise 0.5 kg with c=4200 J/(kg·K) by 5 K is:
A. 10500 J
B. 10501 J
C. 10499 J
D. 10502 J
Correct Answer: A
Q=mcΔT.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
What is 100 °C in Fahrenheit?
A. 211 °F
B. 212 °F
C. 213 °F
D. 214 °F
Correct Answer: B
°F=(9/5)°C+32.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
What is 37 °C in Fahrenheit?
A. 98.6 °F
B. 108.5 °F
C. 88.7 °F
D. 99.6 °F
Correct Answer: A
°F=(9/5)°C+32.
CSS - PMS - CCE - PCS - Everyday Science
Heat and Thermodynamics
What is 20 °C in Fahrenheit?
A. 68 °F
B. 70 °F
C. 69 °F
D. 67 °F
Correct Answer: A
°F=(9/5)°C+32.