# Physics (Grades 9–12) Subtest 1

## Subarea II. Linear and Rotational Motion

0004
Analyze motion in one and two dimensions.

- describing the linear and angular motion of an object using words, pictures, graphs, and mathematical relationships
- analyzing the motion of an object in one dimension in terms of linear and angular position, velocity, and acceleration
- analyzing the motion of an object in two dimensions in terms of linear and angular position, velocity, and acceleration

0005
Analyze forces and systems of interacting objects.

- describing the forces acting on an object using words, vectors, free-body diagrams, and mathematical relationships
- applying Newton's laws to analyze the motion of an object
- applying Newton's second and third laws to analyze the relationships among the forces and torques on a system of interacting objects
- demonstrating knowledge of the forces required to make an object move in a given way

0006
Understand the conservation of mechanical energy.

- analyzing changes in the energy of objects and systems using words, energy diagrams, graphs, and mathematical relationships
- applying concepts of work, energy, and power to analyze systems and solve problems
- applying the principle of conservation of mechanical energy

0007
Understand the conservation of momentum.

- applying the conservation of linear momentum in one and two dimensions to systems of interacting objects
- applying the conservation of angular momentum to systems of interacting objects
- analyzing a system of interacting objects in terms of conservation of energy and momentum