Homework Assignment #1
Equilibrium of a Mobile Conceptual Question
Description: Balancing torques on a mobile.
The artist Anya Calderona constructs the mobile shown in the figure.
In the illustrated configuration, the mobile is
perfectly balanced. Assume
Homework Assignment #9
Understanding Heat Conduction
Description: Questions about the variables that appear in the heat conduction formula.
Learning Goal: To understand the heat conduction formula and the variables in it.
Conduction-the flow of heat from
Homework Assignment #7
The Decibel Scale
Description: Includes Math Remediation. Basic questions which address the logarithmic
nature of decibel scale.
Learning Goal: To understand the decibel scale.
The decibel scale is a logarithmic scale for measuring
Homework Assignment #8
Introduction to Wind Instruments
Description: Find the fundamental frequency of an open-open pipe given its length. Repeat for a
pipe that has a hole halfway its length. Also find the length and the first harmonic of an openclosed p
Homework Assignment #6
Wave Notation
Description: Introduction to wave notation: find relationships between the various kinematic
variables: wavelength, frequency, period, and velocity.
Learning Goal: To understand the relationships between the parameters
Homework Assignment #4
Understanding Newton's Law of Universal Gravitation
Description: Includes Math Remediation. Practice using Newton's law of universal gravitation
on earth/sun and earth/probe/sun (collinear, equally spaced) systems, distinguishing b
Homework Assignment #5
Energy of Harmonic Oscillators
Description: Several questions, both qualitative and computational, related to kinetic and
potential energy of a mass-spring system vibrating horizontally.
Learning Goal: To learn to apply the law of c
Homework Assignment #3
Pressure in the Ocean
Description: Short conceptual problem on hydrostatic pressure at various depths in the ocean.
This problem is based on Young/Geller Conceptual Analysis 13.2
The pressure at 10
Part A
below the surface of the oc