Ch 1-3 Acceleration

Ch 1-3 Acceleration

Content Practice

Multiple Choice

A distance vs. time graph shows an object's

• frame of reference
• speed
• acceleration
• favorite food

Multiple Choice

A place or object used for comparison to determine if another object is in motion is called a

• comparison point
• reference point
• point of view
• motion detector

Multiple Choice

Jane is sitting in her car. Her mother is driving her from their house to the library. Jane waves as she passes her friend Marina. Which of the following is NOT moving with respect to Jane?

• Marina

• the car

• the library

• Jane's house

Multiple Choice

A cruise ship travels across a river at 15 meters/minute. How much time does it take to reach the other side if the river is 3,500 meters long?

• 52,500 minutes

• 233.3 minutes

• .004 minutes

• 15 minutes

Multiple Choice

An airplane flies 600 km north for 2 hours, What is the airplane's velocity

• 300 miles/hour

• 30 km/hour

• 300 km/hour

• 30 hours/km

Multiple Choice

Calculate the velocity of a car if it travels 210 miles in 7 hours.

• 30 hrs/mile

• 300 miles/hour

• 30 miles/hour

• .03 miles/hr

Multiple Select

Check all that apply

• The speedometer in a car tells us the average velocity

• It is possible for a car to maintain constant velocity while turning

• acceleration is the rate at which velocity changes.

• acceleration is a change in velocity over time.

Multiple Select

Velocity tells you (check all that apply)

• position

• speed

• origin

• direction

Multiple Choice

If a car starts at the 75 mile marker on the highway, and moves 15 miles, it will now be at the

• 60 mile marker

• 90 mile marker

• the direction must be known to determine it.

Multiple Choice

If an object has a displacement value of +50, it has moved

• away from the origin

• towards the origin

Multiple Choice

Displacement is a change in

• value of an object

• relativity

• location

• position

Multiple Choice

_________________ describes an object's location relative to origin

• landing

• speed

• position

• a situation

Multiple Choice

Origin is given a value of

• 0

• 50

• 100

• 1000

Multiple Choice

A negative acceleration means that your object is _____. 

• Going to Wal-mart 
• running for president 
• speeding up 
• slowing down 

Multiple Choice

As you walk you make a right turn. Do you have acceleration? 

• yes 
• no

Multiple Choice

As you walk you make a right turn. Do you have acceleration? 

• yes 
• no

Multiple Choice

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

Multiple Choice

Any change in the location or position of an object.

• Distance

• Mass

• Motion

• Reference Point

Multiple Choice

An object's ____________________ is the distance and direction of the object's change in position.

• direction

• placement

• motion

• displacement

Multiple Choice

You walk 10 meters to math class in 20 seconds. Your average speed is

• 2 m/s

• 0.5 m/s

• 200 m/s

• 5 m/s

Multiple Choice

The steepness of a line on a graph is called the

• rise

• run

• slant

• slope

Multiple Choice

Does the speedometer of a car read average speed or instantaneous speed?

• average speed

• instantaneous speed

Multiple Choice

On a distance-versus-time graph, a straight line ALWAYS indicates that an object’s speed is _____.

• constant
• zero
• increasing
• decreasing

Multiple Choice

Speed =

• distance / time
• time / distance
• distance * time

Multiple Choice

Velocity is

• speed and acceleration

• constant speed

• a frame of reference

• speed in a given direction