Circular Motion

What is "uniform" in uniform circular motion?

• direction

• speed

• velocity

• more than one of these

The shape of the orbits of planets are ...

• circular

• elliptical

• different for each planet

• no one knows

Tags

NGSS.HS-ESS1-4

Plato thought that this was at the center of the orbits of planets

• the sun

• Greece

• the earth

• a turtle

Copernicus thought that this was at the center of the orbits of planets

• the sun

• Greece

• the earth

• a turtle

Tags

NGSS.HS-ESS1-4

To change velocity, an object can

(SELECT ALL THAT APPLY)

• speed up

• slow down

• change direction

• change ccleration

Tags

NGSS.MS-PS2-2

In circular motion, the velocity is _____ to the radius.

• perpendicular

• parallel,
  in the same direction

• parallel,

  in the opposite direction

In circular motion, the acceleration is _____ to the velocity.

• perpendicular

• parallel,
  in the same direction

• parallel,

  in the opposite direction

In circular motion, the acceleration is _____ to the radius.

• perpendicular

• parallel,
  in the same direction

• parallel,

  in the opposite direction