Acceleration Quiz

the speed and direction of a moving object

• speed

• velocity

• acceleration

change in an object's velocity over time

• speed

• velocity

• acceleration

This graph measures...

(look CLOSE... this is NOT a repeat question)

• speed

• velocity

• acceleration

This graph measures...

• speed

• velocity

• acceleration

Identify the following sign as speed, velocity, or acceleration:

• Speed

• Velocity

• Acceleration

Acceleration can be negative.

• True

• False

How does the MIDDLE photo represent acceleration?

• The car is speeding up

• The car is slowing down

• The car is changing direction

• The car does not represent acceleration

In each of the following cases, determine where the car has no acceleration?

• A car speeds up after a stoplight turns green.

• A car slows down as it approaches a red light

• A car with the cruise control set at 80 km/h going down a straight highway

• A car turning a curve at a constant speed

A car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car.

• 2.2m/s²
• 7.0m/s²
• 5.7m/s²
• 70m/s²

What is the force that pulls us towards the Earth?

• gravity
• weight
• friction
• mass