Exam 2 Exam 2 - SES 141: Energy in Everyday Life 2022 - Spring B
Correct answers are hidden.
Score for this quiz: 100 out of 100
Question 1 pts
transports energy by the bulk motion of material.
convection
pts
Question 2
Burning of fuel in a car's motor reaches temperatures of 1,180 K. If the atmosphere is at 300 K,
what is the maximum efficiency (in percent) of this heat engine? Use exact numbers to two
decimal places; do not estimate; do not include the % sign.
74.57
pts
Question 3
transports energy by collisions between neighboring atoms or molecules.
Conduction
1/5
, pts
Question 4
The greater the temperature difference between two temperature reservoirs, the more can be
done.
work
pts
Question 5
Heat is the transport of energy high temperature to
from
low temperature.
Answer 1:
high
Answer 2:
low
pts
Question 6
transports energy by the flow of photons.
Radiation
pts
Question 7
2/5
Correct answers are hidden.
Score for this quiz: 100 out of 100
Question 1 pts
transports energy by the bulk motion of material.
convection
pts
Question 2
Burning of fuel in a car's motor reaches temperatures of 1,180 K. If the atmosphere is at 300 K,
what is the maximum efficiency (in percent) of this heat engine? Use exact numbers to two
decimal places; do not estimate; do not include the % sign.
74.57
pts
Question 3
transports energy by collisions between neighboring atoms or molecules.
Conduction
1/5
, pts
Question 4
The greater the temperature difference between two temperature reservoirs, the more can be
done.
work
pts
Question 5
Heat is the transport of energy high temperature to
from
low temperature.
Answer 1:
high
Answer 2:
low
pts
Question 6
transports energy by the flow of photons.
Radiation
pts
Question 7
2/5
