Physics Unit 03 Newton's Laws

Targets:

Physics Target 03-01 I can interpret graphically and mathematically force diagrams.

Physics Target 03-02 I can relate force, mass, and acceleration

Physics Target 03-03 I can evaluate the friction in a system.

Physics Target 03-04 I can evaluate the pressure in a system.

Physics Target 03-05 I can evaluate action/reaction forces in a system.

Text Objectives:

3.1 Describe Galileo’s contribution to the science of motion (Principle of Inertia)

3.2 Apply Newton’s first law of motion.

3.3 Distinguish among mass, volume, and weight, and their units of measurement.

3.4 Explain how something that is not connected to the ground is able to keep up with the moving Earth.

3.5 Explain why a clothesline or wire that can easily support an object when strung vertically may break when strung horizontally and supporting the same object.

3.6 Describe how the angle between vectors affects their resultant vector.

3.7 State the relationship between acceleration and net force.

3.8 State the relationship between acceleration and mass.

3.9 State and explain Newton’s second law of motion.

3.10 Describe the effect of friction on stationary and on moving objects.

3.11 Distinguish between force and pressure.

3.12 Explain why the acceleration of an object in free fall does not depend upon the mass of the object.

3.13 Describe the effect of air resistance on a falling object.

3.14 Define force as a part of an interaction.

3.15 State Newton’s third law of motion.

3.16 Given an action force, identify the reaction force.

3.17 Explain why the accelerations caused by an action force and by a reaction force do not have to be equal.

3.18 Explain why an action force is not cancelled by the reaction force.

3.19 Describe the horse-cart problem

3.20 Explain why you can not touch without being touched.