Understand that a force is a push or pull resulting from an interaction, which can alter an object's speed, direction, or shape.
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Hook about unconscious force applications.
You apply hundreds of forces before you even leave for school! Opening a drawer, squeezing toothpaste, chewing food, and lifting your bag—every single action involves a fundamental physics concept: a push or a pull.
Definition of force, interactions, and the SI unit.
In science, a force is simply a push or a pull applied to an object. Whether you are lifting a heavy box, dragging a chair, or pressing an elevator button, you are applying a force to make something happen.
Visual of pushing, pulling, and lifting a heavy box.
Photorealistic educational scene showing three scenarios side-by-side with a large cardboard box: a person pushing the b…
Grid detailing how forces change speed, direction, and shape.
Fill in the blank exercise on force definitions and effects.
A push or pull on an object is called a . At least objects must interact for a force to come into play. The SI unit of force is the . Hitting a moving cricket ball with a bat changes its of motion. Squeezing a piece of dough changes its .