Acceleration

Fill in the Blanks

Define the term centripetal acceleration using your book.

Multiple Choice

What's the centripetal acceleration of an object traveling 2.3 m/s around a circle of diameter 0.6 m?

• 5 m/s²

• 17.63 m/s²

• 10 m/s²

• 8.81 m/s²

Fill in the Blanks

how long did the object spend at rest (still) ?

Multiple Choice

This graph demonstrates an object that is -

• At a constant speed
• Increasing speed
• Decreasing speed
• Stationary

Fill in the Blanks

A merry-go round with a radius of 3 m moves at a rate in which it completes a complete revolution in 5 s. what is the acceleration if the speed is constant. tenths

Multiple Choice

Centripetal acceleration always points

• in the direction of the object's motion
• in the opposite direction of the object's motion
• towards the center of the circle
• towards the outside of the circle