Unit 2 Motion Test Review

What is the unit for distance?

• Liter
• gram
• meter
• ounces

What is the definition for distance?

• How fast an object moves
• How far an object moves during a journey

What is the definition of displacement?

• How fast an object moves
• How far an object moves
• The shortest path from the end to the start

On a Friday evening, you drive 25 miles straight west to a football game. After the game you drive 20 miles east back the way you came to visit a friend. What is your displacement?

• 15 miles west
• 10 miles east
• 45 miles north
• 5 miles west

On a Saturday afternoon, you drive 30 miles directly east to visit grandma. You then drive 20 miles back the way you came to stop at a friend’s house. What is your total distance traveled? 

• 20 miles
• 30 miles
• 40 miles
• 50 miles

What is the definition of velocity? 

• Change in speed with direction
• Chance in distance over time
• Change in velocity over time
• Change in position

What is the definition of acceleration?

• Change in speed with direction
• Change in distance over time
• Change in velocity over time
• Change in position

What is the unit for speed?

• g/ml
• meters
• Joules
• m/s

To report the ____ of an object, we must specify both its speed and its direction .

• Speed

• Velocity

• Displacement

• Acceleration

The speedometer in your car tells you the ____ of your car.

• acceleration

• average speed

• instantaneous speed

• velocity

• inertia