1 part = 40 ml 2 parts = 80 ml 3 parts = 120 ml 4 parts = 160 ml
Cement Beach Sand
Fluid Statics and Dynamics Practice Problems
For problems 1-3, = 1000 kg/m3; for problem 4, = 1030 kg/m3.
1) At a depth of 20 meters what is the pressure that the surrounding water exerts on you?
use P = gh
P = (1000 kg/m3)(9.8 m/s2)(20
SCI 301: Statistics and rainfall worksheet
1. Find the average value and the standard deviation for the exam scores that are below.
80, 70, 90 100, 55
(80+70+90+100+55) = 79 average or mean
SCI 301 practice problems
1. A heavy-duty flashlight runs on 2 D-cell batteries, each 1.5 V. You insert the batteries one after
another. The bulb in the flashlight is rated to produce 5 W. What current passes through the bulb,
and what is its
SCI 301: Fluid Statics and Dynamics Lab partial key
This lab exercise consists of several stations. Carefully record all measurements and observations at each
station and write down your ideas and explanations. Pay special attention to any questions.
KEY - More practice:
1) The average body surface area of an adult is 1.73 m2. What a) pressure and b) force would be exerted
on an adult who dove down 3 m in a freshwater lake?
a) P = gh
P = (1000 kg/m3)(9.8 m/s2)(3m)
P = 29,400N/m2
b) F = PA
F = (29,400N
Questions on the Readings: Waste Management Septic Systems
(due by 5 pm on Mar 16; earlier submissions welcome)
Septic Systems powerpoint
1) Why is a septic system needed, other than the smell and aesthetic issues? You should be able to
find at least two
SCI 301 more electricity practice problems
1. A transformer has 60 turns on the primary and 1500 turns on the secondary.
a. Is this a step up or step down transformer?
b. If 240 VAC is applied to the primary, what is the voltage across the secon
Study guide for the final exam and extra credit portfolio directions
Exam: Friday, May 6th, 5:15-7:15 pm, RTP 226
Use the below as a guide with your lecture notes, homework questions, and practice problems. Try
reworking the problems w
Dr. Janelle Rossington
Breaking concrete lab report
The purpose of this lab is to test the flexural strength of concrete. As well as measuring
the workability of the concrete mixtures. Concrete is a mixture of ceme
Static Equilibrium Practice Problems
Some helpful hints: 1) draw a diagram of what the problem says is happening. 2) list the info you
do know, and what you are looking for. 3) choose the formula(s) that will help you find the missing
A Consideration of Forces
and Static Equilibrium
Or, what you need to think about so your house doesnt
What is a force?
Simple definition: a push or a pull on an
2 types: contact and non-contact
Contact caused by direct physical cont
Quick recap of ionic and covalent
bonds see website below
Whats the difference between a
compound and a mixture?
2 or more elements in a fixed ratio
bonded together, so
can only be broken down by
The Periodic Table
(mean relative mass)
Isotopes: different forms of
the same element.
Same number of protons,
perpendicular force per unit area
units = pascals (Pa) = N/m2
Acts linearly, as long as elastic limit or failure
stress arent exceeded.
Will cause a change in length of object
Stress = F/A
Compares change in lengt
Stress, Strain, and Elastic Modulus Practice Problems
1) What is the stress on a 2 m2 pillar that is placed under a perpendicular load of 45,700 N?
Stress = F/A
2) Calculate the change in length of that pillar, given that its original le
SCI 301: Applications of Science in the Natural World
Theme: Designing Your Island Home
Spring 2016, St. Croix campus
Welcome to Science 301, the final course in UVI's General Education Science sequence. The general
focus of this course will be:
The Lab Report on Concrete: Expectations and Guidelines
DUE DATE: in lab on Apr 2-3
Note: The part highlighted in yellow is the portion that should be done as a draft and submitted Feb 20-12.
Introduction: This section should be two to three paragraphs lo
Table 2. Science 301 Applications in Science Spring Semester 2016. Data table for six (6) week force test.
Presentation Guidelines This is a recommended way to format your talk; its a lot like the
structure of the paper you wrote. Visual aids should be used, but that doesnt mean it has to be a
powerpoint; consult the instructors if you have questions.
Links to weather data
http:/www.ndbc.noaa.gov/station_page.php?station=srbv3 This is Station SRBV3 - Salt River Bay,
St. Croix, U.S. Virgin Islands. Maintained by the Integrated Coral Observing Network. Has lat-lon
and lots of weather data, including wind
WARNING: You will be mixing the concrete by hand. Inevitably, some of the mixture will splash onto
your clothes. Wear work clothes to the lab, or bring an oversized T-shirt to protect your clothing. Cement
is insidiously difficult to remov
Safety Concerns in the Laboratory
Part I General Safety for All Laboratories
Safety Rules and Laboratory Procedures:
For many of the laboratory exercises you will complete in this lab class, your instructor will relate specific safety
CI 3xx Magnetism Lab http:l/www.uvi.edu/Physics/SCI3 xxWeb/Schedule/MagnetismLabhtml
Magnetism and Motors Laboratory
Before coming to lab, be certain you have read the Magnetism and Generators/Motors section for this
module. In addition, you should read t
DIRECTIONS: Follow the indicated directions.
1. In winter, the temperature in Canada at midnight can be 16o C. At midday it can rise to 4o C.
How many degrees warmer is it at midday than midnight?
2. Place one
Effects of Exercise on Pulse Rate in Physically Fit People versus Those Who Are Out of
Pulse rate is frequently used as a measure of a persons physical fitness (Saga, 2003). A
low resting pulse rate, or bradycardia, is usually taken as
Lab Report Format and Expectations
Use the following guidelines when writing a formal lab report for SCI 200.
In general: We expect correct spelling, punctuation, and grammar; appropriate internal citations and
bibliography must also be included. A paragr
In this lab exercise, you will attempt to show that static equilibrium is achieved when the sum of the
forces acting on a body equal zero. The "body" will be a small, gray, metal ring. You will be working
Checking an assignment for plagiarism using SafeAssign
Plagiarism is academic dishonesty and must be avoided; however, many students dont set out to
intentionally plagiarize. The following describes how to use a tool to check your assignment for