Peoples Physics Concepts

http://www.ck12.org Chapter 4. Newton’s Laws Watch this Explanation MEDIA Click image to the left for use the URL below. URL: ht ...

4.8. Problem Solving 1 http://www.ck12.org 4.8 Problem Solving Solve problems using Newton’s 2nd law. In this lesson, students ...

http://www.ck12.org Chapter 4. Newton’s Laws e. Don’t worry about any forces acting on other objects. For instance, if you have ...

4.8. Problem Solving 1 http://www.ck12.org d. If you happen to know the acceleration, you can plug this in directly too. 9.Each ...

http://www.ck12.org Chapter 4. Newton’s Laws Yet these are only the acceleration of gravity so we need to multiply them by the w ...

4.8. Problem Solving 1 http://www.ck12.org Simulation http://simulations.ck12.org/FreeBody/ Explore More Find the mass of the ...

http://www.ck12.org Chapter 4. Newton’s Laws The physics professor holds an eraser up against a wall by pushing it directly aga ...

4.8. Problem Solving 1 http://www.ck12.org a. What net forceFnethas been applied to the tractor? b. What is the normal force,FNo ...

http://www.ck12.org Chapter 4. Newton’s Laws Here’s the situation: both springs are compressed by an amountxo. The rod of length ...

4.8. Problem Solving 1 http://www.ck12.org You build a device for lifting objects, as shown below. A rope is attached to the ce ...

http://www.ck12.org Chapter 4. Newton’s Laws g sinθ b.20 N c. 4.9 N d. 1.63 kg e. Eraser would slip down the wall a. 1450 N b. ...

http://www.ck12.org CHAPTER (^5) Centripetal Forces Chapter Outline 5.1 Circular Motion 5.2 ANGULARSPEED 5.3 CENTRIPETALACCELERA ...

http://www.ck12.org Chapter 5. Centripetal Forces 5.1 Circular Motion Describe the velocity, speed and acceleration in circular ...

5.1. Circular Motion http://www.ck12.org Example 1 Watch this Explanation MEDIA Click image to the left for use the URL below. U ...

http://www.ck12.org Chapter 5. Centripetal Forces a. Straight upwards b. Straight downwards c. Directly right d. Directly left e ...

5.1. Circular Motion http://www.ck12.org Answers 1.. 2.. 3.. 4.. 5. 30,000 m/s 6. 1,020 m/s ...

http://www.ck12.org Chapter 5. Centripetal Forces 5.2 Angular Speed Compare and contrast angular speed (ω) and tangential speed ...

5.2. Angular Speed http://www.ck12.org Watch this Explanation MEDIA Click image to the left for use the URL below. URL: http://w ...

http://www.ck12.org Chapter 5. Centripetal Forces Explore More You are riding your bicycle and going 8 m/s. Your bicycle wheel ...

5.3. Centripetal Acceleration http://www.ck12.org 5.3 Centripetal Acceleration Describe centripetal acceleration, where it appl ...