Motion part 2

Acceleration occurs when an object changes its speed or ______.

• direction
• force
• inertia
• mass

Which runner stopped for a rest?

• Albert
• Bob
• Charlie

Which runner won the race?

• Albert
• Bob
• Charlie

Velocity is

• speed and acceleration
• constant speed
• a frame of reference
• speed in a given direction

Acceleration is

• increasing speed
• decreasing speed
• changing direction
• all of the above

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

What is happening between 3 seconds and 4 seconds?

• The object is moving in a negative direction.

• The object is returning to its starting position.

• The object is slowing to a stop.

• The object is changing direction.

Which runner had a head start?

• A
• B
• C