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.
Newtons Laws of Motion Forces. Newtons First Law of Motion What happens to a ball rolling along the ground? What happens to a ball rolling along the ground?
Chapter 5. Force and Motion I 5.1. What is Physics? 5.2. Newtonian Mechanics 5.3. Newton's First Law 5.4. Force 5.5. Mass 5.6. Newton's Second Law 5.7.
PHYSICS UNIT 2: DYNAMICS (Explaining Motion). FORCES Force: a "push" or a "pull“ unit: Newtons, N (1 N is about ¼ lb) vector - includes direction contact.
Gravity The force that pulls objects towards each other – a force of attraction between objects! On Earth, gravity is pulling everything straight down.
Force and Motion
The Age of Things: Sticks, Stones and the Universe The Physics of Carbon 14 mmhedman/compton1.html.
Newton’s Laws of Motion three laws of motion: fundamental laws of mechanics describe the motion of all macroscopic objects (i.e., everyday size objects)
Dimensions of Physics. The essence of physics is to measure the observable world and describe the principles that underlie everything in creation. This.
Motion, Energy, and Gravity Reminder to take out your clicker and turn it on!
The Transient Magnetic Behaviour of Loudspeaker Motors. Mark Dodd
Our Place in the Universe: Sizing up the Heavens Reading: Marshak, Ch. 1.
