Chapter 4
Dynamics: Newton’s Laws of Motion
4.1 The Concept of a Force
A force is a push or a pull. It is that which causes an
object to accelerate. The unit of force in the metric system
is the Newto
Chapter 6
Gravitation
‘r
6.1 i’ ewton’s Law of Universal Gravitation
Review my notes on Newtonis law of universal
gravitation from section 4.6.
6.6 The Gravitational Field g
A point particle of mass
Chapter 3 Part I
Vectors
3.1 Vector and Scalars
A. A Scalar quantity is a physical quantity that has
magnitude only. Examples of scalar quantities include:
(a) mass m (in kilograms, kg)
(b) time t (in
Physics 3A
UC-Irvine
Arnold Guerra III
Extra Examples Chapter 1
1. Suppose your hair grows at a rate of 1 inch in 32 days. Find the rate at which it grows in
nanometers per second. Because the distanc
Chapter 2
Kinematics in One-Dimension
2.2 Average Velocity
!
!
The average velocity v ave " v of a particle as it moves
during the time interval "t = t f ! ti is equal to the ratio of
!
the displaceme
Chapter 1
Introduction, Measurement, Estimating
1.4 Units, Standards, and the SI System
The metric system is also known as the S I system
of units. (S I ! Systme International).
A. Length
The unit of
Welcome to Bio98 lecture C
Biochemistry
Professors Celia Goulding and Sheryl Tsai
TAs
Parker Johnson
Jordan Thompson
Michael Abdelsayed
Rajalakshmi Govalan
Chi Nguyen
Timothy Valentic
Class web site:
Lab 2 Report
I. Opening Paragraph
While rendering motion by graphs, this lab gives a good instructions on how to interpret
motions by displacement, and velocity by time intervals.
II. Procedures and D
Lab 10 Report
I. Opening Paragraph
Have you ever test the theory speed measurement of about 338 m/sec? This lab
is a great example to illustrate that measurement manually.
II. Procedures and Descripti
Lab 3 Report
I. Opening Paragraph
This lab mentions about measuring gravity acceleration g by freefall within 2 graphing
methods: height by time(Quadratic graph), and height by square of time(Linear g
Lab 6 Report
I. Opening Paragraph
By manually adding an identified mass of block and measure the elongation it
makes with the fixed spring, this lab is a strong sample to show up the method to
technic
Lab 9 Report
I. Opening Paragraph
Being curious with measuring mass of classic shape and/or amorphous objects.
Archimedes did this lab as a useful tool to approximate those unknown mass values.
II. Pr
Lab 5 Report
I. Opening Paragraph
This lab gave experimenters a quantitative method to measure the maximum
range of a free-fall with an initial velocity (shooted object in the projectile) and the angl
Lab 4 Report
I. Opening Paragraph
By measuring the change of objects position over each average time squared and
plotting these 2 variables in a Linear fit graph, this lab pointed out a Physical metho
Lab 7 Report
I. Opening Paragraph
Hand by hand doing experiments of carts collisions in different conditions, this
lab provides good practical testing of the linear momentum conservation.
II. Procedur
Chapter 8
Conservation of Energy
8.2 Gravitational Potential Energy
We will write the expression for the gravitational
potential energy Ug in either of two ways:
(A) Object of mass m that is near the
Chapter 3 Part II
Kinematics in 2 or 3 Dimensions
3.6 Vector Kinematics
!
The displacement vector ! r
!
The displacement vector ! r of an object is defined as the
vector whose magnitude is the shortes
Chapter 7
Work and Energy
7.2 The Scalar (Dot! Product of Two Vectors
One important thing to remember about the scalar (or
dot) product between two vectors is that you multiply two
vectors and the res
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Exercise 1.19
Part A
How many times does a typical person blink her eyes in a lifetime?
ANSWER:
4 10
7 10
6 10
9 10
8
5
3
11
Correct
https:/session.masteringphy
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Measurements in SI Units
Familiarity with SI units will aid your study of physics and all other sciences.
Part A
What is the approximate height of the average a
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Consistency of Units
In physics, every physical quantity is measured with respect to a unit. Time is measured in seconds, length is measured in
meters, and mass
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Exercise 1.20
Four astronauts are in a spherical space station.
Part A
If, as is typical, each of them breathes about 500 cm3 of air with each breath, approxima
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Exercise 1.12
Part A
The recommended daily allowance (RDA) of the trace metal magnesium is 410 mg/day for males. Express this quantity in
g/day .
Express your a
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Dimensions of Physical Quantities
Learning Goal:
To introduce the idea of physical dimensions and to learn how to find them.
Physical quantities are generally n
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Problem 1.52
A maser is a laser-type device that produces electromagnetic waves with frequencies in the microwave and radio-wave bands of
the electromagnetic sp
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Exercise 1.9
A certain fuel-efficient hybrid car gets gasoline mileage of 55.0 mpg (miles per gallon).
Part A
If you are driving this car in Europe and want to
9/29/2017
MasteringPhysics: Ch 01.3-1.6
Significant Figures Conceptual Question
In the parts that follow select whether the number presented in statement A is greater than, less than, or equal to the
Trang Pham
Does sodium chloride affect the change of pH?
Introduction:
According to the purpose of this experiment, we will learn about pH and buffers in
biology. The pH is a numeric scale that used t
Lab 8 Report
I. Opening Paragraph
This lab introduces a classical method to measure the gravity constant by the
oscillation period of the pendulum.
II. Procedures and Descriptions
1. Follow the manual
Lab 1 Report
I. Opening Paragraph
This lab is focusing about how to find the result vector from adding multiple vectors and
finding vector components from a vector.
II. Procedures and Descriptions
Par
Physics 1 85 Examl FaHZO 13
me First Name M SID#
loves In one dlmenmon X, and has the foliowing position 1: vs time t
(5points)
z .5 34 a: .b 3/ 3t; 39 3,: us)
t(s) , the vectors:
= 2i + 4
Extra Credit, Physics 280
Please Keep in Mind:
(a)
DUE DATE: NO later or sooner than the day of the first exam!
(b) There will be three other extra credit opportunities and each will carry
the same cr
Extra Credit, Physics 280, Fall 014
Please Keep in Mind:
(a)
DUE DATE: NO later or sooner than the day of the first exam!
(b) There will be three other extra credit opportunities and each will carry
t