Physics (Period 6) Assignments

Final  exam scheduled

Chapter 28 test.

Physics Study Guide

1)      Know the charge on the subatomic particles

2)      Know how charges react  ( positive and negative charges)

3)      Know how electrical charges are stronger when closer together

4)      Define Coulomb’s law

5)      Know the differences between positive and negative ions

6)      Know the net charge on a non-ionized atom is zero

7)      Define the conservation of charge

8)      Know the difference between gravitational and electrical charges

9)      Know that hydrogen consist of one proton and one neutron

10)   Know the differences between a good insulator and a good conductor

11)   Know objects can be charged by induction, friction and by touching ( know the differences between each)

12)   Know that polarization occurs when opposite charges in a neutral atom separate

13)   Know the DI unit of charge

14)   Define electrostatic energy

 

Chapter 34

1)      Define ampere

2)      Know examples of voltage source can be a battery, a generator, rubbing rod with fur or, a dry cell

3)      Define electrical resistance and know that a thick wire has less resistance than a thin wire

4)      Electrical resistance is also influenced by the conductivity, and length of the wire

5)      Know electrical resistance is measured in Ohms

6)      Define electric power

7)      Know the formula for current and be able to complete calculations using the formula

8)      Know the formula for electric current

 

 

Study Guide for Chapter 25 and 26.

1)      Which is faster, the speed of sound or the speed of light?

2)      How are sound waves produced?

3)      In which medium does sound travel the fastest?

4)      Know that sound wave is a longitudinal wave

5)      Know that sound waves must travel through a medium and not in a vacuum

6)      Know what determines the speed of sound waves

7)      Know that vibration is increased by vibrating something larger

8)      Know the difference between rarefaction and compression

9)      Know the definition of the word pitch

10)   Know that the source of all wave motion is as a result of a vibration

11)   Know the definition of period, wave length, amplitude, crest, and trough

12)   Define Hertz

13)   Know that sound wave are longitudinal wave

14)   Know that characteristics of a longitudinal wave

15)   Know the relationship between frequency and period

16)   Know the difference between a wave length and frequency

17)   Study the formula for period, frequency, wave length

18)   Remember 1 megahertz = 1 0000 Hertz

19)   Know the differences between longitudinal and transverse waves

Study for Chapter 21 test.
Test will be the easiest and the shortest so far. Everyone should get 100% : )

Finish working on assignment started in class.
Page 322 #s 1- 7
and page 323 #s 1-12 old edition
      page 323 #s 25- 36 New edition

Study Guide for Chapter  8 Test

1)      Define work

2)      Know the unit of work.

3)      Remember with kinetic energy work gets done and know the formula for kinetic energy

4)      Know the unit of power is watt, and know the formula for power

5)      Remember potential energy is energy of position, or location or stored energy

6)      Know the law of conservation of energy

7)      Know the definition of momentum

8)      Know that with machines, work input equals work out put

9)      Know the definition of mechanical advantage

10)   Know the definition of efficiency

11)   Review the question and fill in the blanks worksheet

Read section 8.7 and take notes.
For Period 1 - Finish working on problems 4-13 on page 119 of the text.

Read pages 103 - 106, Sections 8.1 -8.3.
Take notes and write the sections for the notes taken.

Study Guide For Physics end of semester  Part 1

Review problems from the text and previous work sheets.  Remember to write out the variable given for each problem and then write the possible equations

1)      Review formula Velocity = distance / time

2)      Fnet = Mass x acceleration

3)      Review the constant speed

4)      Remember that rate is something divided by time

5)      Memorize the formula for acceleration:  a = Vf – Vi /t

6)      Interpretation of graphs

7)      Review free fall problems  D  = Vi t  + 1/2at²

8)      Free fall  D = 5t²

9)      Review the definition of inertia, acceleration

10)   Remember that 1 pound is equivalent to 4.48N

11)   Review Newton’s Third Law

12)   Remember the formula W = mass x gravity.  (use 10 m/s for gravity)

13)   Chapter 4 Fill in the blanks. Which scientist first publish his idea that the Earth moves around the sun?

Finish working the on the problems started in class.

Page # 100 - 101
Questions 1- 18

Test on Chapter 6 - Newton's Third Law of Motion.
Prepare for test by reviewing the questions done in class at the end of the chapter.

Remember to study for the chapter 5 test.

Study guides:

1)      Is acceleration directly or indirectly proportion to mass?

2)      Know the difference between velocity and acceleration

3)      Study all the vocabulary words from chapter 5 for the test

4)      Know the triangle arrangement to calculate force, mass, and acceleration

5)      Review the worksheet- Newton’s Second Law

Complete the problems started in class.  Page 72 Plug and Chug #s 19 - 23 and page 71Review questions #s 7 -12 

Test date has been changed to Friday.  Video segments will be shown to help explain the concepts studied in class.

Study for Chapter 4 test.  The test will be done in two parts.  The multiple choice questions first and then the 7 math problems will be done on Friday, the day after.

Use the fill in the blanks hand out and notes to help you study.
Know the following in addition to the rest of the information given in the notes, vocabulary words, and the fill in the blanks handouts.  (No need to study the incorrect theories of the early scientists.)
1) Know how to determine weight of an object if the mass is given; w = mg, m = w/g, g=w/m. ( Use the triangular method to help you remember.)
2) Know how many Newtons it takes to make a pound.
3) know how to determine the weight in Newton if the mass is given (w=mg)
4) Know how to change weight from Newton to pounds.
5) Know that gravity on the moon.
6) Remember that gravity does not affect horizontal acceleration.
7) Know that Newton's 3rd Law states that for "Every action there is an equal and opposite reaction."
8) Note that a minus sign indicates that the direction of force is opposite to the direction of force of another object.

Finish working on questions 15 - 25 on page 57 of the text.

Study the material and vocabulary from today's class.

Finish working on the worksheet started in class.

Chapter 3 Test.  Study by reading the notes, and completing the worksheets.  

Read notes taken in class to be prepared for the worksheets on Monday.

Bring regular calculators to for the test. You will not be able to use the calculators on the cell phones.

Test on Friday.  Use the hand outs, notes and textbook to prepare.

Bring the textbook to class. It will help with you with the worksheet.

Continue working on the problems in the book.  Pages 26 - 27, numbers 30 - 48

Remember, in order to get the credit the problems you must list each of the following on a different line:
a) What is given
b) the unknown/ what you are being asked to find
c) the formula you are using to solve the problem
d) plug in the number and then do the math.

Read notes on free fall and memorize the equations given.

Remember to bring the textbook to class.

Start studying notes and do practice math exercise for quiz.
Remember the formulae for Average speed and the formula for acceleration.

Finish the worksheet started in class and review the notes and worksheet on graphing.

Review the hand out issued in class today.

Answer the following questions. Use the formula shown in class for acceleration.

Acceleration Worksheet
1) Which has more acceleration when moving in a straight line- a car increasing its speed from 50 to 60 km/hr, or a bicycle that goes from zero to 10 km /hr in the same time?



2) Grace us driving her car at 30 m/s when a ball rolls out into the street in front of her. Grace slams on the brakes and comes to a stop in 3.0s. What was the acceleration of Grace’s car?





3) A jumbo jet taxing down the runway receives word that it must return to the gate to pick up an important passenger who was late to his connecting flight. The jet is traveling at 45.0m/s when the pilot receives the message. What is the acceleration of the plane if it takes the pilot 5 seconds to bring the plane to a halt?





4) While driving his sports car at 20.0 m /s down a four-lane highway, Eddie comes up behind a slow-moving dump truck and decides to pass it in the left hand lane. If Eddie can accelerate at 5.0 m/s squared, how long will it take him to reach a speed of 30 m/s squared?

Name:_________________________________
Date:____________________
Period:_____________

Physics Exercise. Use the notes from the last two days to answer the following questions.

1) The world speed record on water was set on October 8, 1978 by ken Warby of Blowering Dam, Australia. If Ken drove his motor boat a distance of 1000m in 7.045 s, how fast was his boat moving?





2) The cheetah travels a distance of 75 m in 3.5 seconds what is his speed?





3) The Greyhound travels a distance of 160 m in 10 seconds what is its speed?




4) Calculate the average speed (in km/hr of Charlie who runs to the store 4 km away in 30 minutes.


5) Calculate the acceleration of a car (in Km/h .s ) that can go from rest to 100 km/hr in 10 seconds.

Print the following. Fill in the blanks



Physics Intro3 Name - _______________________

Read Sections 2.0-2.3 (pages 10-14) and answer the following.

1. A quantity divided by ________ is a ________. It tells how fast something happens, or how much something _____________ in a certain amount of ________.

2. Everything moves. Even things that appear to be at ________ move. They move with respect to, or _____________ to, the sun and stars.

3. Unless stated otherwise, when we discuss the ________________ of things in our environment, we mean ____________ with respect to the surface of ___________.

4. ____________ is a measure of how fast something is moving. It is the ___________ at which ______________ is covered. Remember, the word ___________ is a clue that something is being divided by _____________.

5. ____________ is always measured in terms of a unit of _____________ divided by a unit of _____________.

6. The word _______ means “divided by”.

7. Write three examples of units for speed.
_________________ _________________ __________________


8. Using table 2.1, which speed below is about the same as 30 m/s. (circle one)
30 mi/h 45 mi/h 65 mi/h 80 mi/h 100 mi/h

9. The speed at any instant is called _____________________ speed.

10. The average speed is defined as follows:
average speed = ___________________


11. Determine the average speed of a car that travels 240 miles in 4 hours. Show work in the space below.




12. Whether we talk about _____________ speed or ____________________ speed, we are talking about the __________ at which _________________ is traveled.

13. Very simply, the difference is that ____________ is speed in a given ____________.

14. ___________ is a description of how fast an object moves; ____________ is how fast and in what ______________ it moves.

15. Constant speed and constant velocit