Phys 151 Name:
Midterm Exam A Signature: ID: Sect:
Write your answer in the space provided before each question number. Wherever needed, assume that g = 10 m/s2 or 32 ft/ s2. [ ] 1. The following is a strobe-like illustration of a moving bug traveling in
1. In the graph below, the distance traveled or the displacement of an object moving in a straight line is plotted against
time. Which is it (distance or displacement)? Explain your answer.
0
t
What would the graph look like for the other answer to be the
Phys 151
Lab 2 Name _ Duties _ Name _ Duties _ Name _ Duties _ For this lab you will complete two exercises. Below are the prelab write-ups that you should read and understand before you show up for the class. Print out a copy to bring to the lab. Exercis
Hw Set 3
1. Would it be true to say that an object that has mass always has weight? Explain.
No because weight is affected by gravity while mass remains constant. The object may weigh X lbs on
Earth but weigh 0 lbs in space.
2. An almost empty bottle of t
Phys 151
Name:
Midterm Exam A
Signature:
ID:
Sect:
Write your answer in the space provided before each question number .
Wherever needed, assume that g = 10 m/s2 or 32 ft/ s2.
[
] 1. The following is a strobe-like illustration of a moving bug traveling in
Sessalli Obasuyi
Physics 151 075
4-6-12
Homework Set 1
1. What is the typical height of a bedroom ceiling in meters? Use your best judgment. There is
no single correct answer though what you write down has to be "reasonable".
2. Write the following in pow
Hw #2
1. Draw the graphs of displacement versus time and velocity versus time that represent the
following motion:
A parachutist has jumped from the cargo bay of a plane. She finds her speed increasing before it
tails off and becomes constant. A little wh
MasteringPhysics: Assignment Print View
Applying Newton's 2nd Law
Learning Goal: To learn a systematic approach to solving Newton's 2nd law problems using a simple example. Once you have decided to solve a problem using Newton's 2nd law, there are steps t
Phys 151 F04 Name:
Final Exam Answer Key Signature:
Sect:
Except for the extra-credit questions where you must give two- or three-sentence answers, you should choose the single-best answer for each of the multiple-choice questions and enter it in the spac
Phys 151 F04 Name:
Midterm Exam A ID: Sect:
Signature:
Write your answer in the space provided before each question number. Wherever needed, assume that g = 10 m/s2 or 32 ft/ s2. [ ] 1. The following is a strobe-like illustration of a moving bug traveling
Hi Everyone:
Here are the homework problems based on the topics covered this past week.
Dr. Lim
Two identical objects, one moving twice as fast as the other, collide with each
other in the following way:
0-> 2v
v <-0
m
m
If the two objects stick together
MasteringPhysics: Assignment Print View
Free-Body Diagrams: Introduction
Learning Goal: To learn to draw free-body diagrams for various real-life situations. Imagine that you are given a description of a real-life situation and are asked to analyze the mo
MasteringPhysics: Assignment Print View
Conservation of Momentum in Inelastic Collisions
Learning Goal: To understand the vector nature of momentum in the case in which two objects collide and stick together. In this problem we will consider a collision o
MasteringPhysics: Assignment Print View
Vector Addition and Subtraction
In general it is best to conceptualize vectors as arrows in space, and then to make calculations with them using their components. (You must first specify a coordinate system in order
MasteringPhysics: Assignment Print View
Newton's 3rd Law Discussed
Learning Goal: To understand Newton's 3rd law, which states that a physical interaction always generates a pair of forces on the two interacting bodies. In Principia, Newton wrote: To ever
MasteringPhysics: Assignment Print View
Uniform Circular Motion
Learning Goal: To find the velocity and acceleration vectors for uniform circular motion and to recognize that this acceleration is the centripetal acceleration. Suppose that a particle's pos
MasteringPhysics: Assignment Print View
Projectile Motion Tutorial
Learning Goal: Understand how to apply the equations for 1-dimensional motion to the y and x directions separately in order to derive standard formulae for the range and height of a projec
MasteringPhysics: Assignment Print View
http:/session.masteringphysics.com/myct/assignme.
M anagethisAssignment:
Print Version with Answers
HW8-S10
Due : 1:00am on Thurs day, M arch 18, 2010
Note: T o understand how points are awarded, read your instruc t
Applied Physics Equation Sheet
Linear Motion
xo
x
Initial Position
[m]
Final Position
[m]
vo
v
Initial Velocity
[ m/s ]
3.6 km/h = 1 m/s
Final Velocity
[ m/s ]
1 hour = 3600 s = 60 min
t
Time
[s]
a
Acceleration
[ m/s2 ]
0.001 km = 1 m = 100 cm
1 g = 9.8
ddMASS
TIME
HALF-LIFE
LENGTH
RAPID ESTIMATION
How many piano tuners are there in NYC?
What is population of NYC?
10,000,000
Not all own a piano, but families do
How many families?
2,000,000
Not all own a piano, but perhaps 1 in 5 d0
Thats 400,000 pianos i
Measurement/Estimating
It is difficult to express how important this introductory chapter is. It seems that almost every science class that
you have taken since grade school has started out the same way: these are the units this is the metric system and s
Sound
I wonder at how the world might be different or changed if we learned to use our ears a fraction so well as we use
our eyes.
Objectives: Students will
Determine the speed of sound in air at one atmosphere of pressure at different temperatures.
Disti
Describing Motion
The first step that we must take in describing our universe is to define the notion of position, and appreciate that
positions change. In fact, we live in a universe of constant motion where even the most permanent of objects, Mount
Ever
Newtons Laws
The great physicist Richard Feynman, once told a story of his childhood in which he recounted how he and his
father would go for walks in the park. Feynman would ask, What is the name of that bird? His father would answer,
That is a Spencers
Energy
In the classic Star Trek episode, Errand of Mercy, the crew of the Starship Enterprise visits a planet that is the
home of a humanoid civilization mysteriously untroubled by the dangers of a galaxy in turmoil. In the end, science officer
Spock disc
Momentum
The device shown here is perhaps familiar to you as a novelty toy. Its common
name is Newtons Cradle and it has some very simple and strangely appealing
properties. When one of the steel spheres is drawn to the side and released, a
single sphere
PHYS-100-A
Prep for Engineering Studies
Lecture 06: Conic Sections
04/11/2016
Drexel University
Goal
Circle
Ellipse
Parabola
Hyperbola
Cartesian Coordinates
Distance between
two points (x1, y1)
and (x2,y2):
Cartesian Coordinates
Equation of a circle
The c