PSC 2121 Lecture Notes - Lecture 1: Heat Capacity, Food Energy

31 views3 pages
27 Apr 2016
School
Course
Physical Science PSC2121
Chapter 6: Thermal Energy and Thermodynamics
Working Problems
1) Whether one object is warmer than another object has most to do with
A) molecular kinetic energy.
B) molecular potential energy.
C) heat flow.
D) masses of internal particles.
2) The motion of molecules that most affects temperature is
A) translational motion.
B) rotational motion.
C) oscillatory motion.
D) simple harmonic motion.
3) The temperature of boiling water is
A) 100°C.
B) 212°F.
C) both
4) The temperature of melting ice is
A) 0°C.
B) 32°F.
C) both
5) When you touch a piece of ice with your finger, energy flows
A) from your finger to the ice.
B) from the ice to your finger.
C) both ways
6) When you touch a hot penny in sunlight with your finger, energy flows
A) from your finger to the penny.
B) from the penny to your finger.
C) both ways
7) The fact that a thermometer "takes its own temperature" illustrates
A) thermal equilibrium.
B) energy conservation.
C) the difference between heat and thermal energy.
D) molecules are constantly moving.
8) Which is the smallest unit of measurement for temperature?
A) one Celsius degree
B) one Kelvin
C) one Fahrenheit degree
D) all are the same
Page 1
find more resources at oneclass.com
find more resources at oneclass.com
Unlock document

This preview shows page 1 of the document.
Unlock all 3 pages and 3 million more documents.

Already have an account? Log in

Get OneClass Notes+

Unlimited access to class notes and textbook notes.

YearlyBest Value
75% OFF
$8 USD/m
Monthly
$30 USD/m
You will be charged $96 USD upfront and auto renewed at the end of each cycle. You may cancel anytime under Payment Settings. For more information, see our Terms and Privacy.
Payments are encrypted using 256-bit SSL. Powered by Stripe.