Solution for Practice Test 1 for Test 1
Solution to Practice Test Problem 1.1(Position Graph)
Problem: The gure shows an objects position, in meters, as
a function of time, in seconds.
(a)Find the objects average velocity vector between t = 0
and t = 1s.
Solution for Practice Test 2 for Test 1
Solution to Practice Test Problem 2.1(Random and Systematic Error)
Problem: Lets think back to some of the data analysis we have done in lab.
(a)Given the theoretical line below, sketch in how you would expect the d
Solution for Practice Test 5 for Test 3
Solution to Practice Test Problem 5.1(Springs in elevators, a down)
Problem: An object of inertia 0.5kg is hung from a spring, and causes it to extend 5cm. In an elevator
m
accelerating downward at 2 s2 , how far wi
Open Response Homework 5 Acceleration
Problem 1
Problem: For the following velocity graph, velocity is in m/s
and time is in s. For the interval t = 2s to t = 5s, find
v
(a)the average acceleration, and
(b)the displacement
5
x.
4
3
2
1
1
2
3
4
t
5
Solutio
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CHEMISTRY 1103
Instructor:
Matt Gerner
University Chemistry I
Summer Session 1, 2016
Office: CHEM 115
Phone: 575-7698
email: mgerner@uark.edu
Office Hours: Tu,Th 2:30-4pm; We,Fr 11-12:30pm; by appointment
Co-requisite: CHEM 1101L The lab and this course a
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Solution for Practice Test 6 for Test 3
Solution to Practice Test Problem 6.1(Falling from Airplane)
Problem: A CARE package is dropped from a plane travelling at 100 m , at a height of 200m, and drops a
s
relief package to refugees below. The parachute a
Solution for Practice Test 7 for Test 4
Solution to Practice Test Problem 7.1(Understanding Circular Motion)
Problem: Consider an object undergoing uniform circular motion, at constant speed v and radius r. In the
following questions, carefully does not m
Solution for Practice Test 3 for Test 2
Solution to Practice Test Problem 3.1(Two Bird Collision with Energy)
Problem: Two snow petrels are playing on an icy pond (you know eventually they are going to run into each
other, right?). Below is an x t graph o
Solution for Practice Test 4 for Test 2
Solution to Practice Test Problem 4.1()
Problem: Lets think back to some of the data analysis we have
done in lab. Lets say we want to calibrate our force sensor using
a spring scale. We want to pull on the force se
The Key to Reading Textbooks Effectively
Purpose
Background
Interest
Difficulty
urpose
Students often sit down to read with only the vaguest thought that they have to "study" this
chapter and will hopefully retain "something." The truly successful student
Text S2. Cognitive Reflection Test
Taken from Frederick (2005):
(1) A bat and a ball cost $1.10 in total. The bat costs a dollar more than the ball. How much
does the ball cost? _ cents
[Correct answer: 5 cents; intuitive answer: 10 cents]
(2) If it takes
Solution for Open-Response Homework 8 Energy problems
Solution to Open-Response Homework Problem 8.1
Problem: Turn in again the practice test, only now make sure all your answers are correct. Dont just copy
them from the posted solutions! Rather, make the
Name:
Section:
Solutions to Open-Response Homework 12: Interactions
Problem 1
Problem: A particle is in a region where the potential energy has the form U =
at rest at x = 1.0m.
10
2
x2 Jm .
The particle initially is
(a)Which way will it go, and why?
(b)W
Name:
Section:
Open-Response Homework 10: Reference frame problems
Problem 1
Problem: A stationary pedestrian sees a car coming head-on at +20 m/s. The hooligan in the car throws a
water balloon at the pedestrian which, according to the pedestrian, struck
Solutions to Open Response Homework 7: Practice Test for Exam 1
Problem 1
Problem: For the following described motion, fill in the position-time, a velocity-time, and an acceleration-time
graphs on the grids provided. Show your work for calculating exact
Review
Bohr Atomic Model
Electron Distribution in the Atom
Binding Energyenergy required to remove an electron
from an atom; the energy is negative because the
electrons interaction with the nucleus lowers it; an
electron farther from the nucleus is easie
Solution for Open-Response Homework 14 Force problems
Open-Response Homework Problem 14.1 This was the practice test for the second exam, and the solutions
have been posted separately.
Solution to Open-Response Homework Problem 14.2
Problem: An alien of m
The Effective Cram Session
By now your faculty and advisors have told you that you shouldnt wait to
the last minute, that cramming only produces short term memory, and that
you may forget what you reviewed before you get to the test. Even the
definition o
2.1
RESEARCH
METHODS
02/03/16
Today
Goals of psychological science
Scientific method
3 method types
Descriptive, correlational, & experimental
research
A quick survey
By show of hands: Do you find the the
following statement reasonable? Likely true?
Young
CHEM 1103: University Chemistry I
Summer 2016
Exam 4, Version B
Name: _
(print)
Student ID: _
(print)
SPECIAL INSTRUCTIONS:
1.
Fill in your name (last name, space, first name) under NAME on the scantron.
2.
Fill in your student ID under STUDENT ID on the
Name:
Section:
Solution for Open-Response Homework 14: Force, and practice test review
Open-Response Homework 14, Part 1 [4 pts] Turn in again the practice test, only now make sure all your
answers are correct. Dont just copy them from the posted solution