Last Grade 2nd 6 Weeks

Acceleration occurs when an object changes its speed or ______.

• direction
• force
• inertia
• mass

Which runner stopped for a rest?

• Albert
• Bob
• Charlie

Velocity is

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

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

What is happening at E?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Steady speed; returning to start position

 Every morning, Tom walks along a straight road from his home to the bus stop. Below, is a graph representing Tom’s trip to school.
- What is the distance covered through the second segment, which is between 50 seconds, and 70 seconds?

• 40 meters
• 60 meters
• 80 meters
• 20 meters

How would you calculate the speed for a car that went a distance of 125 kilometers in 2 hours time?

• 125 ÷ 2

• 125 × 2

• 2 ÷ 125

• 2 +125

If Sally is speeding through the parking lot at 18m/hr, and she travels 9 m, how long did it take her?

• 2 m/hr

• 0.5 hr

• 2 m

• 0.5 m

Which is an example of VELOCITY?

• A dog running at 3 m/s
• A deer sprinting at 4 m/s
• A migrating bird headed south for the winter at 3 m/s
• A person not moving at all