The force of gases in the atmosphere pushing against something that is moving

The Portuguese word for parachute

The layers of gas surrounding some planets and moons

Any thing, system, or process that people create and use to solve a problem

The steps that engineers use to design something to solve a problem

Someone who uses what they know knows about science, math and their creativity to design objects that fly

Paulo used the_______ step when he and Lucas talked to Mae about

Paulo used the ______ step when he and Lucas brainstormed different parachute designs

Paulo used the _______ step when he and Lucas realized their first design didn't fall slowly enough and they changed some parts of their design

Paulo used the _______ step when he and Lucas made their parachute design and tested it