# Unit 2: Dynamics

#### Go for the Gold with STEM

Learn about how STEM powers the Winter Olympics.

#### How Planes Fly

Learn about what gets planes up in the air, what keeps them up there, and what brings them down again.

#### Summer Symposium Series: Engineering Career Resources

A career in engineering would let you help people through designing and implementing the things they use in their daily lives.

#### Recycling Yarn Part 2: Spinning

This is the second part of a two-part activity on recycling yarn.

#### Resources on Physics and Aerospace

Resource page including articles and career profiles related to physics and aerospace.

#### Why Do Curveballs Curve?

Bernoulli’s equation is key to understanding why curveballs curve.

#### What is your weight on another planet?

Do you weigh the same on Jupiter as you do on Earth? Learn to calculate your weight on a different planet.

#### Testing Parachutes for Mars

NASA engineers apply kinematics and dynamics to test parachutes designed specifically to help space probes land safely using aerodynamics.

#### Space Junk

Litter isn't just a problem on Earth. When litter ends up in space, it can cause collisions and other consequences for satellites, the International Space Station and even for people on Earth!

#### Bouncing Objects

10 images of some spherical objects such as golf balls and tennis balls that are made of different materials and used for specific purposes

#### How can you lift a marble off a table without touching it with your hands?

Is it magic? No - it’s physics! Use circular motion to overcome the force of gravity and amaze your family!

#### How Can Understanding Physics Help Me Go Faster on My Bike?

You don’t have to pedal harder to go faster. You just have to understand a little bit about dynamics, gravitational force and friction!

#### Do Woodpeckers Get Concussions?

Pecking puts a lot of force on a woodpecker’s brain. But scientists think woodpecker bodies are adapted to help keep them from being injured during pecking-related collisions.

#### Billiards and Collisions

The game of billiards shows the principles of collisions, momentum & impulse, and kinetics at work!

#### Arm Wrestling and Torque

Arm wrestling isn’t just a test of strength. It’s also a test of how well you understand torque.