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Chapter 2 Velocity

www.easyphysics.net/ch2/ch2.htm

... QUESTION : A car moved 20 km East and 70 km West. What is the distance? km     Section 2. Average Velocity and Instantaneous Velocity Velocity shows how fast an object is moving to which direction. Average velocity can be calculated by ...


Physics revision is easy with easyphysics.net! Interactive physics ...

www.easyphysics.net/

... Interactive physics tutorial is the best way to learn physics! Welcome to easyphysics.net!     1. Basic Skills     2. Velocity 3. Acceleration 4. Forces and Newton's Laws 5. Motion in Two Dimensions 6. Projectile and Periodic ...


Chapter 7 What Can You Learn From a Ball?

www.easyphysics.net/ch7/ch7.htm

... a * V and Vy = sin a * V. The velocity on x direction is Vx. The acceleration on x is zero. The velocity on y direction is Vy. The acceleration on y is -9.8 m/s2. The following will si-mulate the movement of the ball: You can change the ...


Chapter 3. Acceleration

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Chapter 3. Acceleration   In the previous chapter, we have analyzed objects with constant velocity. When the velocity of an object changes, the object is said to be accelerated. In this chapter, we will further analyze the motion and think ...


Chapter 6 Projectile and Periodic Motion

www.easyphysics.net/ch6/ch6.htm

... same, the velocity on y direction becomes -4.9 m/s. Therefore, the total velocity of the ball when t = 1 would be   m/s To summarize, Time vs. Velocity Time Velocity on X Velo-city on Y Total Velocity 0 5 m/s 0 m/s 5 m/s 1 5 m/s -4.9 m/s ...


Chapter 8 Waves

www.easyphysics.net/ch8/ch8.htm

... points, is the wavelength , . By knowing the frequency of a wave and its wavelength, we can find its velocity. Here is the equation for the velocity of a wave: However, the velocity of a wave is only affected by the properties of the ...


Physics revision is easy with easyphysics.net! Interactive physics ...

easyphysics.net/index.htm

... Interactive physics tutorial is the best way to learn physics! Welcome to easyphysics.net!     1. Basic Skills     2. Velocity 3. Acceleration 4. Forces and Newton's Laws 5. Motion in Two Dimensions 6. Projectile and Periodic ...


Chapter 9 Sound & Light

www.easyphysics.net/ch9/ch9.htm

... Sound cannot travel through a vacuum. rarefaction compression Sound waves can also travel trough liquids and solids. The velocity of a sound wave depends on the temperature of the medium and its elasticity (more elasticity means that ...


Chapter 4 - Forces

www.easyphysics.net/ch4/ch4.htm

... Isaac Newton developed the idea of Galileo further. He concluded that an object will re-main at rest or move with constant velocity when there is no net force acting on it. This is called Newton's First Law of Motion, or Law of Inertia. ...


Chapter 7 Quiz

www.easyphysics.net/ch7/ch7q.htm

... initial velocity of 80 km/h (22.22 m/s) with an angle of 30 degrees. Assume that the ball was released at the height of 1 m. a. What is the velocity of the ball on x direction when the ball was released? m/s b. What is the velocity of the ...


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