Key definitions:

Force: a push or pull on an object

Gravity: a force pulling all objects towards Earth (or downwards)

Velocity: how quickly and in what direction an object is traveling

Air Resistance: a force that opposes the direction the object is traveling in (pushes back on the object)

Supplies:

• String

• Plastic Bag/Supermarket Bag

• Paper Towel Roll

• Markers/Crayons

• Tape

• Scissors

Related STEM Careers:

Check out our blog post about Engineers, and how they design and invent the newest technology.

Related STEM History:

Read our overview of the Apollo 11 Mission , and how scientists and engineers at NASA sent humans to the moon.