3-FAM-01
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Contents
Outcomes
- Student should be able to give examples for, label and name a range of forces.
- Students should know that forces might: 1) change the speed of a moving object 2) change the direction of a moving object 3) change the shape of an object
- Students should know how to add simple forces along a straight line and understand when force are balanced the object will remain stationary (they are not required to know that the object may also be travelling at constant speed if the forces are balanced)
Specification References
- 1.8 Identify types of forces
Starter
- Cavendish experiment demonstration
Main Body of Lesson
- Define difference between mass and weight
- Interplanetary Can experiment
- Video clips of moon experiments; link to Newton's Laws of Gravitation
- Bowling Ball and Lycra demonstration followed by pupil experiment
- Introduce gravity as the cause of spherical orbiting planets
Plenary
- Key phrases crossword
Homework
- Introduction to Alien Planet Project.
Additional Information
Resources Required
- Cavendish experiment
- Bowling Ball
- Lycra sheet
- Clever physics worksheet
Textbook References
- None
Website References
- A short biography of Henry Cavendish
Skills Addressed
Safety/Hazards
- Bowling ball is heavy
- Class II laser used in Cavendish experiment
Notes
- None
