Tech
Pickleballs inspire a new way to reduce drag on vehicles
Dimples in a skin can be adjusted on demand to reduce drag or to steer where a vehicle goes.
MS-PS3-1
Construct and interpret graphical displays of data to describe the relationships of kinetic energy to the mass of an object and to the speed of an object.
More Stories in MS-PS3-1
- Physics
Explainer: Kinetic and potential energy
Kinetic energy depends on an object’s motion; potential energy hinges on its position. The relationship between the two sits in a special balance.
- Physics
Scientists Say: Mass
Mass shows how much an object resists speeding up or slowing down when force is applied — a measure of how much matter is in it.
- Physics
Researchers reveal the secret to the perfect football throw
The tip of a spiraling football follows the ball’s path. If you know a thing or two about gyroscopes, this is not what you’d expect.
- Tech
Speedy, springy robot ‘Salto’ catches some serious air
A lightweight robot nicknamed “Salto” can bound from floor to wall and back. Such fast and agile bots may someday aid in search-and-rescue operations.
- Physics
Baseball: From pitch to hits
Radar or cameras track the path of virtually every baseball in major league stadiums.
