Which direction would the pink object go if the disc suddenly stopped turning?

• vector D

• vector C

• vector B

• vector A

Tags

NGSS.HS-PS2-1

The rate at which a rotating object spins is called ____.

• linear motion

• angular velocity

• radians

• acceleration

the angle defined by the ratio of radius to circumference is ---

• the diameter

• the velocity

• one radian

• the angular momentum

The linear speed of a rolling wheel depends on what?

• the mass of the object

• the force of gravity

• the surface friction

• the circumference

Tags

NGSS.MS-PS3-1

Which color line represents the radius?

• black

• blue

• pink

• green

the process or act of turning or circling around something

• Curvature

• Rotation

• Radius

• Orbit

Tags

NGSS.HS-ESS1-4

Which represents the acceleration of the ball?

• A
• B
• C
• D

Tags

NGSS.HS-PS2-1

The velocity is always _____ to the line of a circle. 

• outwards
• towards the center
• tangent
• faster

A force ____ to the motion causes the object to change its path from a straight line to a circle.

• perpendicular

• faster

• slower

• stronger

Tags

NGSS.HS-PS2-1

Centripetal acceleration acts in which direction?

• in a line tangent to the circle

• towards the center of the circle

• on the circumference

• outside the circle