Pushes and Pulls K-PS2-1

Kindergarten - NGSS - CA

The standard used for comparison of test results in an experiment

Control

The standard used for comparison of test results in an experiment. Control. In a kindergarten science activity, a control is the part that stays the same so we can see how other things change.

Testing a hypothesis by collecting data in controlled conditions

Experiment

Testing a hypothesis by collecting data in controlled conditions. Experiment. In kindergarten, an experiment is when we try out an idea to see what happens, like mixing colors to see which new colors we can make.

The push or pull exerted on an object

Force

The push or pull exerted on an object. Force. A force is what makes things move or stop, like when you push a swing.

The attractive force between all objects that have mass

Gravity

The attractive force between all objects that have mass. Gravity. Gravity is what makes things fall to the ground.

A change in an object’s position

Motion

A change in an objects position is called motion. Motion is when something moves from one place to another.

The distance an object travels per unit of time

Speed

The distance an object travels per unit of time. Speed. Speed is how fast something is moving.

Measure of the force of gravity on an object

Weight

Measure of the force of gravity on an object. Weight. Weight is how heavy something is because of gravity pulling on it.