Forces – Chapter 4. What are forces? A force is a push or pull exerted by one object on another object Forces are vectors; they have magnitude and direction.
Unit 4 FORCES AND THE LAWS OF MOTION. 4-1 Forces Force: A push or pull exerted on an object Forces cause a change in velocity (acceleration) *cause a.
13-2 sound intensity and resonance Relate sound intensity to amplitude Explain why resonance occurs.
Objectives To understand …… what gravity, mass and weight are. what gravity, mass and weight are. how gravity changes. how gravity changes. how the weight.
Newton’s laws and application of newton’s laws
After school activity ks3
Forces
Physics
Lesson 1
Sound
Sound Chapter 26. Sound Sound is a mechanical wave which is created by a vibrating object. The vibrations of the particles in sound waves are best described.
String Instruments Violin Viola Cello String Bass Piano Lute Dulcimer Banjo Guitar.
