SC15.PHYS.2
Identify external forces in a system and apply Newton’s laws graphically by using models such as free-body diagrams to explain how the motion of an object is affected, ranging from simple to complex, and including circular motion.
Identify external forces in a system and apply Newton’s laws graphically by using models such as free-body diagrams to explain how the motion of an object is affected, ranging from simple to complex, and including circular motion.
Unpacked Content
UP:SC15.PHYS.2
Vocabulary
- model
- graph
- instant
- interval
- position
- velocity
- acceleration
- displacement
- distance
- speed
- average speed
- average velocity
- kinematic equations
- analyze
- slope
- intercepts
- vector
- scalar
- coordinates
- origin
- magnitude
- units of measure
- significant figures
- circular motion
- centripetal force
- friction
- tension
- normal
- trigonometric functions
- perpendicular
- radius
- circumference
- period
- frequency
- pi
- trajectory
- projectile
- range
- free-body diagram
- force diagram
- net force
- inertia
- action-reaction
- proportional
- force
- mass
- system
Knowledge
Students know:
- How to use mathematical computations to solve for net force on an object.
- How to use mathematical computations to solve for kinematics variables.
- Appropriate units of measure.
- How to identify the system.
- Basic trigonometric functions of sine, cosine and tangent.
Skills
Students are able to:
- Manipulate equations.
- Complete mathematical computations.
- Interpret graphical data.
- Create graphical representations of data.
- Follow written and verbal instructions.
- Draw force diagrams.
- Identify the forces acting on an object.
Understanding
Students understand that:
- Net force causes objects to change their motion.
Scientific and Engineering Practices
Developing and Using Models; Using Mathematics and Computational Thinking
Crosscutting Concepts
Systems and System Models
